Frowned rhymes with:
aground, browned, crowned, drowned, ground, round, abound, aground, around, astound, bound, browned, confound, crowned, downed, drowned, expound, found, ground, hound, impound, inbound, lb, mound, newfound, pound, profound, propound, rebound, redound, renowned, resound, round, sound, surround, ultrasound, unbound, unsound, unwound, wound
Frowned sounds like:
fahrenheit, fairmont, faranda, farmed, farmhand, farrand, farrant, ferment, fermenta, fermented, fernand, fernanda, fernando, ferrand, ferrando, ferrant, ferrante, ferranti, firmed, forand, forehand, forewarned, forint, formant, format, formato, formed, fournet, framed, franta, freehand, freemont, freiermuth, freimuth, freind, fremd, fremiet, fremont, frenette, freund, freyermuth, friend, frond, fronde, front, fronted