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