Aletha rhymes with:
aretha, agatha, anantha, aretha, atha, bartha, bertha, bolitho, botha, calantha, cleantha, cliantha, diantha, eartha, hertha, hiawatha, hyacintha, iantha, inkatha, jacintha, juditha, katha, letha, martha, mccartha, mintha, murtha, naphtha, philantha, ramtha, samantha, tabitha, tregurtha
Aletha sounds like:
ahold, alda, alday, aldi, aldo, aleda, aledo, aleta, alethea, aletti, alida, alioto, alita, alithia, alito, all-out, allayed, allday, allied, allot, alloted, allotted, allowed, allude, alluded, alodie, alot, aloud, alt, alta, altai, altay, althea, altitude, alto, altoid, alwaleed, alwood, auld, auletta, ault, awalt