What rhymes with prefer

1 Syllable
birr, blur, buhr, burr, cher, chirr, chur, churr, cur, dir, dur, err, fer, fir, fur, ger, gur, her, herr, jer, kerr, knur, lir, lur, mir, muir, myrrh, per, purr, ruhr, shirr, sir, skirr, slur, spur, stir, syr, thur, whir, whirr, yer
2 Syllables
astir, banjoist, bestir, churchill, claqueur, concur, confer, defer, demur, douceur, froideur, fuhrer, furfur, furor, hauteur, homburg, hotspur, incur, infer, jaipur, kanpur, larkspur, longspur, mohur, murre, occur, orle, poseur, prefer, recur, refer, reoccur, spoorer, tergum, were
3 Syllables
bodysurf, brandenburg, butterbur, connoisseur, disinter, magdeburg, saboteur, thurifer, underfur, yukaghir
4 Syllables
concertgoer, disulfiram, entrepreneur, kieselguhr
5 Syllables
intrapreneur, undersurface