Fifty rhymes with:
fiftee, fiftee, nifty, shifty, thrifty, biosafety, crafty, drafty, fiftee, flightsafety, hefti, hefty, lefty, lofty, nifty, raffety, rufty, safety, shifty, thrifty
Fifty sounds like:
f'd, fad, fade, faded, faeth, fahd, fait, faith, fat, fata, fatah, fate, fated, fateh, fath, fathi, fatty, fatwa, fauth, favata, fayed, fayette, feat, fed, fede, fedewa, fediay, feed, feet, feit, feith, fete, feted, fetid, fett, fette, fetty, feud, feuded, fiat, fiato, fidata, fide, fido, fiftee, fifth, fiftieth, fit, fite, fithe, fitt, fitted, food, foodie, foodway, foot, foote, footed, foth, foti, fouad, fout, fouty, foyt, fuddy, fudo