Riffs rhymes with:
cliff's, cliffs, cliffs', fyffes, hieroglyphs, ifs, liffe's, skiffs, sniffs, stiffs, ziff's
Riffs sounds like:
raab's, rabago, rabbis, rabes, rabies, rabuck, rabuka, raffi's, raffish, rafik, rafuse, rapacious, rapacz, rapes, rapoca, raposa, raposo, rapoza, rapozo, raps, ravage, ravages, raves, ravi's, raybuck, rayovac, reaps, reaves, reavis, reback, rebbe's, rebecca, rebecca's, rebeck, rebeka, rebekka, rebook, rebuck, rebuffs, rebuke, rebukes, rebus, reeb's, reebok, reebok's, reeboks, reebs, reebs', reefs, reeves, reeves', reeves's, refco, refocus, refocuses, refuge, refuge's, refugee, refugees, refugees', refuges, refugio, refuse, refuses, rep's, repack, repackage, repackages, repasky, repass, repays, repka, repko, repos, reposa, repose, repossess, reppucci, reps, revak, revco, revco's, reves, review's, reviews, revis, revise, revises, revives, revoke, revs, revues, ribas, ribka, ribs, rieves, ripka, ripke, ripoffs, rips, rivas, rives, rob's, roback, robak, robb's, robbie's, robbs, robby's, robeck, robes, robichaux, robicheaux, robishaw, robs, robuck, roebke, roebuck, roebuck's, roepke, rohrbach, rohrback, rohrbaugh, rohrbough, roofs, ropak, ropes, rops, rorabaugh, ruback, rubbish, rubeck, rubies, rubik, rubik's, rubios, rubis, rubs, ruby's, rufus, rupees, ruposi, ryback, rybacki, rybak, rybicki, rybka