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