Words That Rhyme With "Riffing" :
2 syllables:
beefing, biffin, bluffing, chafing, cissing, coughing, daffing, dishing, dissing, ditching, doffing, fishing, gifting, Gissing, givin', giving, goofing, hissing, hitching, hoofing, huffing, itching, kissing, knifing, laughing, leafing, lifting, livin', living, loafing, Mifflin, missing, offing, piffling, pissing, pitching, puffing, safing, scoffing, shifting, sieving, sifting, sloughing, sniffing, sniffling, snitching, snuffing, soughing, spiffing, spoofing, staffing, stitching, stuffing, switching, tiffin, twitching, wishing, witching
3 syllables:
bewitching, dismissing, forgiving, misgiving, outliving, rebuffing, reliving, thanksgiving