Here's what rhymes with functus.
Words that almost rhyme with functus
fungus unctuous 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 cutlass hummocks loveless smugness tapas dumbness magus pashas compass reluctance inductance wondrous bloodless cements couplets puppets stomachs cumbrous doublets nuggets alumnus bluntness effulgence buffets bumptious covets rambunctious rumpus judgments conductance judgements neuritis robustness abruptness hundredths fistulous incubus numinous pedants resultants abundance adjustments circumference consultants indulgence encompass trumpets repugnance abutments wantonness druggists bibulous erogenous remonstrance encumbrance unrighteousness incumbrance reasonableness incumbents readjustments superabundance unreasonableness