Here's what rhymes with proficimus.
Words that almost rhyme with proficimus
dizziness pithiness prissiness serious hideous affiliates vitreous amphibious pitiless bilious lascivious ligneous tibias deleterious initiates insidious resilience fastidious invidious lineaments percipience propitiates mysterious recipients imperious oblivious delirious supercilious conciliates incipience disaffiliates experience ignominious punctilious consanguineous miscreants inexperience