Appert rhymes with:
pappert, schappert, alpert, cypert, expert, geppert, halpert, haupert, hilpert, hippert, hoppert, huppert, lempert, leppert, limpert, lippert, neupert, nippert, pappert, pippert, reppert, rupert, ruppert, schappert, schumpert, shumpert, shupert, stimpert, weipert, wolpert
Appert sounds like:
abert, abhorred, aboard, abort, aborted, aboveboard, abroad, aburto, afford, afforded, afraid, afridi, apart, apartheid, aphrodite, appeared, aubert, averett, averette, averitt, avert, averted, avrett