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