Keenest rhymes with:
kienast, cleanest, kienast, leanest, machinist, meanest, abolitionist, accompanist, antagonist, arsonist, botanist, calvinist, cartoonist, chauvinist, cleanest, columnist, communist, conservationist, contortionist, determinist, dishonest, ernest, exhibitionist, expressionist, feminist, finest, gymnast, harnessed, honest, illusionist, impressionist, isolationist, jansenist, kienast, leanest, machinist, meanest, menaced, modernist, neoplatonist, obstructionist, organist, perfectionist, pianist, platonist, protagonist, soonest, sternest, unionist, violinist, witnessed
Keenest sounds like:
kansas-city, kenesset, kennecott, kienast, kincade, kincaid, kinkade, kinkead, kinoshita, kinst, kjenstad, knackstedt, knecht, knesset, knight, knighted, knighthood, knocked, knockout, knost, knust, kumquat, kunst