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