Words That Rhyme With "Costs" :
1 syllable:
blasts, bos, boss, bosse, busts, clos, crofts, cross, crosse, crusts, dos, doss, dross, dusts, fasts, floss, foss, fosse, frosts, gloss, Gosse, gusts, joss, lasts, lofts, loss, masts, mosques, moss, Nast's, pasts, pross, ros, Ross, Rosse, rusts, sauce, schloss, Soss, thrusts, toss, trusts
2 syllables:
across, adjusts, Demoss, disgusts, distrusts, emboss, exhausts, kaross, Kinross, lacrosse, lambastes, mistrusts, recross, ripostes, uncross, vandross