Here's what rhymes with unctuous.
Words that almost rhyme with unctuous
duchess fungus sumptuous justice compass colourless fulness oneness roughness toughness baseness buttress dullness dulness numbness piteous rashness bulbous lameness luckless pumice talus cutlass loveless tapas couscous dumbness fungous magus pashas ruckus rumpus substance buckets buttocks muskets wondrous bloodless couplets lustrous puppets stasis cumbrous doublets justness nuggets alumnus hummocks smugness buffets bumptious covets ductless abundance judgments encompass judgements trumpets cements stomachs bluntness effulgence incubus numinous pedants rambunctious reluctance indulgence inductance neuritis repugnance robustness abruptness abutments hundredths wantonness druggists fistulous bibulous erogenous adjustments circumference conductance incumbents encumbrance unrighteousness incumbrance resultants sibilants suitableness consultants remonstrance agreeableness reasonableness readjustments superabundance unreasonableness