Aphorisms rhymes with:
mannerisms, anachronisms, antagonisms, baptisms, capitalism's, communism's, criticisms, dualisms, embolisms, euphemisms, hypnotism's, journalism's, judaism's, liberalism's, mannerisms, mechanisms, metabolisms, methodisms, microorganisms, organism's, organisms, puritanisms
Aphorisms sounds like:
aborigines, abrasions, africanize, africans, afrikaans, appraising, approaching, averaging, aversions