Grandma rhymes with:
chema, cogema, ngema, roukema, seema, snecma, adah, agna, ahah, aloha, andreae, aurea, basra, batista, bovespa, breslaw, brouhaha, charlebois, chema, chuah, cogema, courtois, faraha, fatwa, gewgaw, inslaw, lajoie, lefrancois, maginot, mcconaha, ngema, nikkhah, orpah, pakeha, roukema, salawah, savoie, sciacca, seema, snecma, swartzbaugh, wambaugh, ziahe
Grandma sounds like:
germantown, germination, grandin, grandon, grantham, grondin, grunden, grundman