Thrifts' rhymes with:
thrift's, thrifts, drifts, rifts, thrift's, thrifts, drifts, gifts, lifts, rifts, shifts, sifts, swift's, swifts, thrift's, thrifts
Thrifts' sounds like:
therapeutic, therapeutics, thereabouts, thrift's, thrifts, torpedoes, torpedos, tribute's, tributes, tripods, triptych, truffaut's, turbotax