Suffixes with -ous at the end?

Answer 1

achlamydeous. advantageous. alliaceous. amentaceous. aqueous. arenaceous. beauteous. bounteous. bulbaceous. calcareous. carbonaceous. cetaceous. chartaceous. coetaneous. contemporaneous. courageous. courteous. crustaceous. curvaceous. cutaneous. disadvantageous. discourteous. drupaceous. duteous. erroneous. extemporaneous. extraneous. farinaceous. foliaceous. gaseous. gorgeous. herbaceous. heterogeneous. hideous. homogeneous. igneous. instantaneous. intracutaneous. ligneous. miscellaneous. momentaneous. mucocutaneous. nacreous. nauseous. osseous. outrageous. percutaneous. piteous. plenteous. predaceous. proteinaceous. pyroligneous. rampageous. righteous. rosaceous. sanguineous. saponaceous. sebaceous. simultaneous. spontaneous. subcutaneous. subterraneous. testaceous. transcutaneous. umbrageous. unrighteous. uveous. vinaceous. vitreous. The suffix -eous means the same as -ous and -ious: like, full of, or relating to.

Some examples:

igneous, courageous, erroneous, gaseous, aqueous, gorgeous, righteous, hideous, instantaneous, simultaneous, spontaneous, miscellaneous, courteous, nauseous, advantageous, outrageous

Answer 2

4-letter words

nous, sous

5-letter words

meous, pious, thous

6-letter words

aurous, awmous, bayous, bijous, cerous, comous, cymous, famous, fucous, iodous, joyous, lupous, miaous, mucous, nodous, odious, osmous, parous, pilous, porous, poyous, ramous, rimous, rufous, rugous, sajous, serous, setous, torous, uveous, venous, vinous

7-letter words

acajous, acerous, acetous, acinous, adipous, aeneous, agamous, amadous, amorous, anurous, anxious, apodous, aqueous, arduous, arenous, azygous, bilious, boubous, brumous, bulbous, bullous, burnous, cachous, callous, carious, caseous, chylous, chymous, cirrous, citrous, coccous, congous, copious, cormous, coypous, cuprous, curious, devious, dubious, duteous, emulous, envious, estrous, fatuous, ferrous, fibrous, folious, fulvous, fungous, furious, fuscous, gallous, gaseous, gibbous, globous, grumous, gummous, heinous, hideous, hugeous, hydrous, igneous, impious, jealous, leprous, luteous, nervous, nimious, niobous, nitrous, niveous, nocuous, noxious, obvious, ochrous, odorous, ominous, onerous, osmious, osseous, ozonous, pappous, parlous, petrous, piceous, pileous, piteous, pompous, pulpous, raucous, riotous, rubious, ruinous, sanious, sarcous, serious, simious, sinuous, spinous, spumous, talcous, tedious, tenuous, timeous, typhous, uranous, urinous, vacuous, various, vicious, villous, viscous, zealous, zincous

8-letter words

acarpous, acaulous, aduncous, anginous, angulous, anserous, aphthous, apterous, araceous, arborous, arsenous, arsonous, astomous, bibulous, bigamous, bijugous, bimanous, biparous, biramous, butyrous, caducous, canorous, captious, caribous, cautious, cernuous, chlorous, chromous, citreous, corneous, covetous, crankous, cribrous, croupous, cumbrous, cumulous, cupreous, decorous, desirous, dextrous, didymous, diecious, digamous, dimerous, dioicous, dizygous, dolorous, edacious, elytrous, enginous, enormous, epigeous, eurokous, exiguous, eximious, fabulous, factious, fashious, fastuous, ferreous, feverous, flexuous, frabjous, generous, glabrous, glaucous, glorious, goitrous, gorgeous, gracious, grievous, griseous, gypseous, hamulous, humorous, ichorous, idoneous, imporous, infamous, lacteous, laminous, libelous, ligneous, luminous, luscious, lustrous, manitous, marabous, melanous, mucinous, muticous, mutinous, nacreous, nauseous, nebulous, nodulous, nubilous, numerous, numinous, ocherous, ochreous, oestrous, oogamous, orgulous, patulous, perilous, pervious, petalous, plumbous, pluvious, poaceous, polypous, populous, precious, previous, pyritous, racemous, ramulous, ravenous, resinous, rigorous, rosinous, ructious, sabulous, sapajous, saporous, savorous, scabious, scabrous, scarious, sclerous, sedulous, selenous, sensuous, sepalous, setulous, sombrous, sonorous, spacious, specious, spermous, spurious, squamous, stannous, stratous, strumous, studious, suberous, thallous, timorous, tinamous, titanous, tortious, tortuous, trappous, tuberous, tubulous, tumorous, tumulous, turacous, ulcerous, unctuous, unfamous, usurious, uxorious, valorous, vanadous, vaporous, venomous, venulous, vigorous, viperous, virtuous, vitreous, vomitous, wamefous, wondrous, xanthous

9-letter words

acidulous, aluminous, ambiguous, ambitious, amorphous, analogous, anestrous, anhydrous, anomalous, anonymous, apetalous, apogamous, arboreous, arsenious, assiduous, atrocious, audacious, barbarous, beauteous, biogenous, bodacious, bonhomous, bounteous, bumptious, calculous, cancerous, cankerous, capacious, carcajous, cavernous, cetaceous, chancrous, chitinous, cinereous, clamorous, cobaltous, congruous, conscious, coumarous, courteous, crapulous, credulous, cretinous, criminous, cutaneous, dangerous, deciduous, delicious, delirious, dentulous, dexterous, diclinous, diestrous, dioecious, dipterous, edematous, egregious, epigonous, epigynous, eponymous, erogenous, erroneous, exogamous, exogenous, facetious, felonious, ferocious, fistulous, fractious, frivolous, froufrous, fructuous, fugacious, fulgurous, garrulous, glamorous, glutenous, glutinous, gummatous, hazardous, hilarious, humongous, humungous, hypogeous, imperious, impetuous, incurious, ingenious, ingenuous, injurious, innocuous, insidious, invidious, isogamous, judicious, kabeljous, kinkajous, laborious, larcenous, lecherous, libellous, lichenous, litigious, longevous, lubricous, ludicrous, luxurious, malarious, malicious, manganous, marvelous, meandrous, melodious, mercurous, micaceous, momentous, monecious, monstrous, murderous, murmurous, myomatous, nectarous, nefarious, nonporous, notorious, oblivious, obnoxious, officious, oviparous, palladous, pendulous, penurious, plenteous, poisonous, pomaceous, ponderous, pumiceous, querulous, rancorous, rapacious, rapturous, religious, righteous, rivalrous, rosaceous, sagacious, salacious, saphenous, scirrhous, sebaceous, seditious, sericeous, setaceous, siliceous, silicious, slumbrous, sorcerous, sphagnous, spiritous, strenuous, stuporous, sulfurous, sumptuous, susurrous, tenacious, tendinous, tenebrous, torturous, tremulous, trimerous, troublous, tufaceous, tyrannous, unanimous, uncurious, unenvious, unserious, untimeous, vagarious, venturous, veracious, verdurous, verminous, vexatious, vicarious, vinaceous, vivacious, voracious, vulturous

10-letter words

abstemious, acephalous, adulterous, alacritous, albuminous, alliaceous, allogamous, amphibious, anadromous, anasarcous, anatropous, antonymous, aposporous, aquiferous, arenaceous, armigerous, auriferous, auspicious, autoecious, autogamous, autogenous, autologous, autonomous, autotomous, avaricious, battailous, bituminous, blusterous, boisterous, cadaverous, calamitous, calcareous, caliginous, calumnious, cancellous, capricious, censorious, ceruminous, chivalrous, circuitous, clangorous, coetaneous, commodious, coniferous, contagious, contiguous, continuous, coriaceous, courageous, curvaceous, curvacious, decapodous, despiteous, diadromous, diaphanous, dimorphous, disastrous, dispiteous, distichous, drupaceous, eczematous, edentulous, endogamous, endogenous, epiphanous, ericaceous, euphonious, extraneous, factitious, fallacious, fastidious, felicitous, fictitious, flagitious, foliaceous, foraminous, fortuitous, fuliginous, gangrenous, gelatinous, glamourous, gluttonous, gramineous, gratuitous, gregarious, gynandrous, halogenous, harmonious, hellacious, hemizygous, herbaceous, homogamous, homogenous, homologous, homonymous, homozygous, horrendous, hypogynous, idolatrous, impervious, incautious, incestuous, indecorous, indigenous, infectious, inglorious, iniquitous, innumerous, keratinous, languorous, lanuginous, lascivious, leguminous, libidinous, licentious, lipomatous, loquacious, lubricious, luciferous, lugubrious, malodorous, marvellous, membranous, mendacious, meticulous, migrainous, miraculous, monestrous, monoecious, monogamous, monogynous, monotonous, mysterious, myxomatous, nidicolous, nidifugous, nonaqueous, nonferrous, nongaseous, nonobvious, nonserious, nonviscous, nutritious, obsequious, oleaginous, olivaceous, omnivorous, outrageous, paronymous, pediculous, pellagrous, perfidious, perigynous, perjurious, pernicious, plunderous, polygamous, polygynous, polysemous, portentous, posthumous, precarious, precocious, predaceous, predacious, prodigious, propitious, prosperous, pugnacious, rampageous, rebellious, rendezvous, ridiculous, robustious, roisterous, salubrious, saxicolous, scandalous, scrofulous, scrupulous, scurrilous, sequacious, serotinous, sinistrous, slanderous, slumberous, solicitous, spirituous, splendrous, stertorous, stridulous, struthious, stupendous, subaqueous, sulphurous, suspicious, syncarpous, synonymous, tendrilous, tenebrious, testaceous, theonomous, thunderous, traitorous, treasonous, tremendous, trichinous, tuffaceous, tumultuous, ubiquitous, umbrageous, ungenerous, ungracious, unhumorous, uproarious, victorious, villainous, violaceous, viraginous, viviparous, vociferous, voluminous, voluptuous, zoophilous

11-letter words

abstentious, acrimonious, adenomatous, adventurous, anachronous, androgynous, anfractuous, angiomatous, anisogamous, arenicolous, atrabilious, blasphemous, burglarious, cacophonous, calcicolous, calciferous, calcifugous, callipygous, carnivorous, catadromous, cataractous, ceremonious, champertous, collagenous, compendious, congenerous, conspicuous, contentious, contrarious, coterminous, cruciferous, crustaceous, cupriferous, declivitous, deleterious, diadelphous, dichogamous, dichotomous, dissentious, duplicitous, efficacious, expeditious, fantabulous, farinaceous, farraginous, ferriferous, ferruginous, fibromatous, filamentous, fissiparous, flirtatious, floriferous, frugivorous, granivorous, gypsiferous, hemipterous, herbivorous, homogeneous, homophonous, homopterous, homosporous, hydrogenous, ignominious, illustrious, impecunious, incongruous, incredulous, industrious, injudicious, intravenous, irreligious, isochronous, isomorphous, lactiferous, lepromatous, ligamentous, magnanimous, mellifluous, meritorious, microporous, mischievous, monophagous, mountainous, multiparous, mycophagous, myelogenous, myelomatous, necessitous, nitrogenous, nonluminous, nonsensuous, nonvenomous, nulliparous, odoriferous, omnifarious, opprobrious, overanxious, overobvious, overserious, overzealous, pentamerous, perspicuous, pestiferous, phosphorous, piscivorous, polyandrous, polyestrous, polyonymous, polyphagous, polyphonous, precipitous, prestigious, pretentious, primiparous, prognathous, promiscuous, punctilious, repetitious, rhizomatous, rumbustious, sanguineous, saponaceous, sarcomatous, scoriaceous, scrumptious, sententious, serpiginous, solanaceous, somniferous, splendorous, spontaneous, sporogenous, sulphureous, superfluous, sympetalous, symphonious, synchronous, tautologous, temerarious, tempestuous, tendencious, tendentious, terraqueous, terricolous, terrigenous, tetramerous, treacherous, triquetrous, tuberculous, unambiguous, unambitious, unconscious, unfrivolous, unglamorous, unmalicious, unmelodious, unrighteous, vertiginous, xerophilous, xylophagous

12-letter words

adscititious, advantageous, adventitious, altitudinous, ambidextrous, amentiferous, anemophilous, anthophilous, argillaceous, ascomycetous, asynchronous, atheromatous, cantankerous, carbonaceous, cementitious, circumfluous, coleopterous, collembolous, complicitous, compunctious, contemptuous, conterminous, contumacious, contumelious, coprophagous, coprophilous, cryptogamous, diatomaceous, discourteous, disingenuous, disputatious, erythematous, eurythermous, gallinaceous, gametogenous, gamopetalous, hebetudinous, heliolatrous, hematogenous, heteroecious, heterogamous, heterogenous, heterologous, heteronomous, heterozygous, hygrophilous, impetiginous, inauspicious, incommodious, infelicitous, inharmonious, insalubrious, luminiferous, lymphomatous, macropterous, meretricious, mesophyllous, microsporous, microvillous, monadelphous, mucilaginous, multifarious, mycetomatous, myxedematous, necrophagous, neuropterous, nonambiguous, noncancerous, nonconscious, nonfrivolous, nonglamorous, nonhazardous, nonpoisonous, nonreligious, nonunanimous, obstreperous, oleoresinous, oligophagous, orchidaceous, orthotropous, ostentatious, overcautious, overgenerous, parsimonious, pectinaceous, percutaneous, peritrichous, pertinacious, phytophagous, polymorphous, polypetalous, polystichous, porcelaneous, precancerous, preconscious, preposterous, presumptuous, pseudonymous, quadrumanous, rambunctious, sacrilegious, salutiferous, saprophagous, schizogonous, seleniferous, semilustrous, seminiferous, semiprecious, simultaneous, slaughterous, soporiferous, steatopygous, subconscious, subcutaneous, succedaneous, sudoriferous, supercilious, suppositious, titaniferous, transpicuous, trichotomous, ultraserious, uncensorious, unchivalrous, uncourageous, unfastidious, unpropitious, unprosperous, unscrupulous, unsuspicious, vainglorious, viruliferous

13-letter words

angiospermous, antireligious, argentiferous, arteriovenous, autocephalous, autochthonous, bibliolatrous, brachypterous, camphoraceous, carboniferous, carcinomatous, cartilaginous, cavernicolous, cleistogamous, condylomatous, conscientious, consentaneous, diathermanous, discontinuous, disharmonious, emphysematous, enterocoelous, entomophagous, entomophilous, exanthematous, fossiliferous, garnetiferous, graminivorous, granulomatous, gymnospermous, hematophagous, heterocystous, heterogeneous, heteropterous, heterosporous, hymenopterous, hypercautious, inconspicuous, inefficacious, inhomogeneous, insectivorous, instantaneous, lepidopterous, medicamentous, metalliferous, microphyllous, miscellaneous, mucocutaneous, multitudinous, mycetophagous, nickeliferous, nonautonomous, noncontagious, noncontiguous, noncontinuous, nongregarious, nonhomologous, nonindigenous, noninfectious, nonleguminous, nonmonogamous, nonnutritious, overambitious, overconscious, overcredulous, overingenious, ovoviviparous, papillomatous, perspicacious, phycomycetous, platitudinous, plenitudinous, polychotomous, porcellaneous, prolegomenous, proteinaceous, pusillanimous, rectitudinous, sanctimonious, semiconscious, semireligious, serendipitous, splendiferous, stercoraceous, stoloniferous, subbituminous, subcoriaceous, subreptitious, subterraneous, supercautious, superstitious, surreptitious, tetradynamous, thermophilous, ultracautious, umbelliferous, unadventurous, unceremonious, uncontentious, unpretentious, zygodactylous

14-letter words

actinomycetous, campylotropous, chlorophyllous, consanguineous, contradictious, diamondiferous, dicotyledonous, extemporaneous, geosynchronous, hemimetabolous, heterophyllous, holometabolous, hyperconscious, ichthyophagous, interreligious, intracutaneous, multireligious, myrmecophilous, nonfilamentous, nonhomogeneous, nonnitrogenous, nonsynchronous, overfastidious, overscrupulous, oversolicitous, oversuspicious, pachydermatous, papilionaceous, parenchymatous, pseudomorphous, semiautonomous, socioreligious, superambitious, superluxurious, supposititious, transcutaneous, ultraglamorous, ultrahazardous, unostentatious

15-letter words

anthropophagous, antituberculous, basidiomycetous, collenchymatous, contemporaneous, deuteranomalous, disadvantageous, echinodermatous, enantiomorphous, epitheliomatous, excrementitious, hyperfastidious, nonsimultaneous, pulchritudinous, ultrafastidious, unfossiliferous, vicissitudinous

16-letter words

monocotyledonous, sclerenchymatous

17-letter words

organophosphorous, overconscientious

18-letter words

adenocarcinomatous, microlepidopterous, verisimilitudinous

20-letter words

pseudoparenchymatous

1,199 words

Answer 3

• curious
• dangerous
• dubious
• famous
• furious
• ferocious
• glorious
• jealous
• laborious
• luscious
• marvelous
• miraculous
• mysterious
• notorious
• perilous
• pious
• porous
• strenuous
• tenuous
• zealous

Answer 4

Some common suffixes with -ous at the end include "-eous," "-ious," and "-uous." These suffixes are often used to form adjectives indicating possession, connection, resemblance, or nature. Examples include "poisonous," "ambitious," and "gracious."

Answer 5

Words don't being with suffixes - by definition a suffix is at the end of a word. Ouster, superfluous.

Answer 6

luscious, delicious, impervious, oblivious

Answer 7

See related questions.

You can also turn many words ending with 'ous' into other words, by adding suffix 'ness' at the end.

eg: joyous - joyousness

Answer 8

Delicious, conscious, precious