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