Gebbie's rhymes with:
debbie's, entebbe's, abbey's, adobe's, arby's, babies, babies', baby's, barbie's, barbies, barnaby's, bebe's, biamby's, bobby's, cabbies, camby's, colby's, colbys, cosby's, crosby's, cubbies, darby's, debbie's, dobies, entebbe's, freebies, grandbabies, gumbi's, hobbes, hobbies, huckelby's, kilby's, kirby's, lobbies, lobby's, ormsby's, owenby's, owensby's, rabes, rabies, robbie's, robby's, rubies, ruby's, sacirbey's, seabees, shelby's, sotheby's, sunobe's, toby's, wallabies, zombies
Gebbie's sounds like:
gaffes, gap's, gaps, gasps, gibas, gibb's, gibbs, gibbs's, gibes, giveaways, giveback, givebacks, gives, gobs, goofs, goosefish, gopac, gopac's, gossips, govpx, govs, gozofsky, guavas, guba's, guffaws, guppies, gypsies, gypsy