Gribbon rhymes with:
gribben, gribben, ribbon, fitzgibbon, gibbon, gribben, hibben, ibn, mcgibbon, mckibben, mckibbin, mckibbon, plybon, ribbon
Gribbon sounds like:
garofano, garvin, gerbino, girvan, girven, girvin, graben, graffam, grapevine, gravano, graven, gravina, gravino, gribben, gribbin, griffen, griffin, griffon, groben, grobian, groopman, groveman, gruben, grubman