Here's what rhymes with psittaceous.
pertinacious Words that almost rhyme with psittaceous
faiths bathes maths paves safes waves caves saves staves braves knaves lathes laths naves raves slaves graves behaves craves microwaves base takes dates pace chase tapes baits case place face makes space states race rates trace breaks estates gates plates shapes traits lakes tastes weights cakes lace paints separates stakes vase waits brace brakes erase hates mates shakes wakes apace fates mace capes drapes efface pastes rakes rapes steaks abates fakes fetes plaits situates grace relates debates mistakes operates saints dictates escapes grapes snakes wastes awaits flakes straits updates crates equates hesitates imitates slates awakes freights grates liberates negates overtakes scrapes skates waists acetates debase deface dilates educates faints filtrates irritates indicates creates interface replace embrace fireplace generates displace isolates originates templates aerospace celebrates deviates elaborates elevates narrates partakes permeates radiates retrace evaporates oscillates reiterates syndicates tolerates videotapes actuates anyplace aspirates dedicates dissipates forsakes interlace meditates militates mitigates obviates predates restates validates vindicates database illustrates delegates disgrace dominates facilitates restraints designates necessitates penetrates predicates terminates undertakes vertebrates accelerates activates enumerates integrates motivates neonates stipulates allocates alternates assimilates corroborates cyberspace exaggerates fluctuates infiltrates replicates resonates simulates antedates apostates cooperates diastase distillates elucidates fascinates flagellates implicates obliterates recreates complaints magistrates incorporates stimulates anticipates eliminates postulates regulates translates appreciates carbonates circulates culminates evaluates illuminates investigates accommodates aggravates commemorates conjugates cultivates delineates deteriorates modulates negotiates perpetuates potentates speculates alienates annihilates attenuates consolidates exacerbates inculcates invalidates nominates overestimates constraints commonplace demonstrates concentrates subordinates participates predominates complicates differentiates duplicates appropriates compensates expatriates formulates manipulates repudiates disintegrates rattlesnakes ungulates marketplace communicates calculates contemplates discriminates coagulates recapitulates substantiates accumulates congratulates