cobweb, bubble, nubile, rebuff, submit, goblet
Some eight letter words with the third letter B are:albacoreambianceambitionambrosiaarborealasbestosbabushkabiblicalbobolinkCabernetdebonairdebutantembezzleemblazonembolismembossedfabuloushabitualhibiscushobbyistimbecilejubilantlibationlobbyistlobotomymobilitynebulousnobilitypubliclyrebelledrebuttalsabotagesaboteursobrietysubmergesubpoenasubtotalsubtractsuburbantabletoptoboggantuberousumbrellaunbrokenunbuckleunbuttonurbanizevibrator
debt
4 letter words with the third letter b: * cube * tube * mabe (a type of pearl) * lube * jibe * gibe
Disturb, washtub.
Botany.
sybass
Some eight letter words with the third letter B are:albacoreambianceambitionambrosiaarborealasbestosbabushkabiblicalbobolinkCabernetdebonairdebutantembezzleemblazonembolismembossedfabuloushabitualhibiscushobbyistimbecilejubilantlibationlobbyistlobotomymobilitynebulousnobilitypubliclyrebelledrebuttalsabotagesaboteursobrietysubmergesubpoenasubtotalsubtractsuburbantabletoptoboggantuberousumbrellaunbrokenunbuckleunbuttonurbanizevibrator
cabinetcaboosedebtorsrebuiltonboardmobsterreboundsubsidywebsitetabletssubwayslobsterreboundrebateslibraryrabbitsdebrieffibbingembraceembargolabeledorbitedrebirth
Labor
abuts
Benumb is a 6 letter word. It means to make numb.
cobbler
Labours
debt
4 letter words with the third letter b: * cube * tube * mabe (a type of pearl) * lube * jibe * gibe
Examples of six letter words with the third letter 'b' are:albinoambushauburnbabblebaboonbobbinbobcatbubblecabanacobwebdabbledebatedebrisembalmembarkemblemembodyembryofabricfibulagibbongibletgobblegobletgoblinhobblehubbubhubcaphubrisinborninbredkabukikibblekibitzlibidonebulanibblenobodypablumpebblepublicrabbitrabblerabiesrebootrebornrebuffrebukeribbonribeyerobberrubberrubblesobbedsubduesubletsubmitsubtlesuburbsubwaytabletunbornupbeaturbanewobble
Disturb, washtub.