Gmbh rhymes with:
algom, amalgam, bergum, bingham, brautigam, brigham, brougham, dingham, effingham, eggum, fulgham, fulghum, gingham, hingham, ingham, mangham, mangum, rafelghem, sorghum, swiggum, whigham
Gmbh sounds like:
gamba, gambia, gamboa, gamp, gaskamp, geneva, geneve, genevieve, genova, ghaznavi, giampa, giampapa, gumbi, gumbo, gump, gumpp, gunby