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