Occupation
AOL, bob, cod, doe, eon, foe, god, hoe, ion, jot, lob, mob, not, ooh, pot, rot, sot, tot, vow, you, zoo
There are several hundred 6 letter words with I as the 4th letter, including every 6 letter word ending in -ing (e.g. aching, acting, aiding, ailing, asking, awning, baring, caring, daring, during, fixing, flying, giving, having) and -ion (action, bunion, cation, fusion, lotion, motion, nation, notion, option, potion, ration, vision) Some of the other common words are these for the letter A: achier active addict admire admits adrift advice aerial affirm airily albino allied allies alpine antic aphids arrive ashier aspire assign atrium attire audits avails avoids aweigh
Rotation radiation
RELATION
awn, ban, con, don, eon, fin, fan, gun, hen, ion, Jan, kin, Lon, man, nun, own, pun, run, ran, sun, tun, urn, van, win, yen, Zen
In what language?
Lion. Zion.
One such word is mansion.
yion
Battalion.
A fourteen (14) letter word that ends with ion or tion: administration
Words ending with ion would include competition, perdition, rendition, nation, vacation, etc., all of which are nouns.
occupation
tion
Radion
Ion.
technicion