Eight's rhymes with:
abates, annotates, ates, awaits, aytes, baits, bates, bates', cates, coates, conflates, conjugates, crates, creates, date's, dates, debate's, debates, delegates', demodulates, desecrates, dictates, eights, elates, equates, estate's, estates, fates, frates, gates, gates', grates, great's, greats, hates, inflates, interstate's, kate's, kates, kuwait's, lecates, mates, misstates, narrates, negates, overrates, pates, plaits, plates, postdates, predates, procreates, rate's, rates, relates, restates, sates, scates, sedates, skates, slates, spates, speights, state's, states, states', straights, straits, tate's, traits, translates, updates, waite's, waites, waits, weights, yates, yeats, zaitz
Eight's sounds like:
east's, eastes, eastwick, eastwood's, easudes, ecstasy, ecstatic, egghead's, eggheads, eighths, eighties, eights, eighty's, ejects, equates, equitas, equitec, equitex, equities, equities', equity's, escudos, estate's, estates, estes, esthetic, esthetics, estis, estock, estok, eustace, eustacia, eustice, eustis, exacts, exceeds, excites, executes, exhausts, exists, exits, exodus, exotic, exotics, exudes