Rifkin's rhymes with:
adkins, aikens, aikins, arkin's, atkins, baskins, bekins, bodkins, botkins, boykins, brackins, brookins, burkins, calkins, caulkins, corkins, dawkins, deakins, denkins, deskins, dinkins, dinkins', dobkins, dockins, eakins, ekins, elkins, felkins, filkins, firkins, gaskins, hankins, harkin's, harkins, haskins, hawkins, hawkins', hipkins, hodgkin's, hodgkins, hopkin's, hopkins, hopkins', hopkyns, hoskins, hoskyns, houchins, huckins, hudkins, hunkins, huskins, jerkins, jinkins, judkins, lakins, lampkins, larkins, likins, lukins, lumpkins, madkins, mankins, mannequins, matkins, meekins, mulkins, napkins, parkins, perkins', pickins, pipkins, rankins, richins, seekins, shaykin's, simkins, simpkins, sporkin's, thompkins, tomkins, tompkins, wadkins, watkins, watkins', wilkins, younkins
Rifkin's sounds like:
ravaging, ravishing, rebuking, refocusing, refsnes, refusenik, refuseniks, refusing, repackaging, repossessions, revising, revisions, revoking, ripken's, rubicam's