Flour rhymes with:
flower, clower, flower, glower, klauer, lauer, auer, bauer, bougher, bower, brauer, brougher, brower, clower, cower, dauer, devour, dour, empower, flower, gauer, glower, gower, grauer, hauer, hour, how're, hower, kauer, klauer, knauer, lauer, mauer, nauer, our, overpower, power, rauer, sauer, schauer, scour, shower, sour, superpower, tauer, tower, trower, underpower
Flour sounds like:
failor, failure, faler, faller, falor, favaloro, feeler, feiler, feller, filer, fillauer, filler, flair, flare, fleer, fleur, fleuri, fleury, flier, flohr, floor, flor, flora, flore, florea, florer, florey, flori, floria, florio, floro, florrie, florry, flory, flower, flowery, fluhr, fluor, flurry, flury, flyer, foeller, follower, foolery, fowler, fuller, fulwiler