Goofing rhymes with:
proofing, roofing, rustproofing, spoofing, beefing, bluffing, briefing, chafing, choreographing, coffing, coughing, debriefing, doffing, dwarfing, engulfing, fireproofing, golfing, griffing, handcuffing, huffing, knifing, laughing, leafing, morphing, offing, photographing, proofing, puffing, rebuffing, riffing, rohlfing, roofing, roughing, ruffing, rustproofing, safing, sniffing, snuffing, spiffing, spoofing, staffing, strafing, stuffing, surfing, waterproofing
Goofing sounds like:
g'vanni's, gabbing, gaping, gapinski, gasping, gaufman's, geving, gibbens, gibbins, gibbons, gibian's, giovanni's, giovenco, giovinazzo, givenchy, givenness, givens, givens's, giving, givins, goffman's, gosbank, gossiping, gubbins