Snecma rhymes with:
roukema, chema, cogema, grandma, ngema, roukema, seema, adah, agna, ahah, aloha, andreae, aurea, basra, batista, bovespa, breslaw, brouhaha, charlebois, chema, chuah, cogema, courtois, faraha, fatwa, gewgaw, grandma, inslaw, lajoie, lefrancois, maginot, mcconaha, ngema, nikkhah, orpah, pakeha, roukema, salawah, savoie, sciacca, seema, swartzbaugh, wambaugh, ziahe
Snecma sounds like:
samsom, samson, san-juan, sang-gon, sanguine, sanjuan, sansom, sanson, sansone, sanzone, schenken, semicon, senseney, shamanism, shangkun, shanken, shankman, shawinigan, shenanigan, shenkman, shenzhen, siemsen, simenson, simison, simkin, simonsen, simonson, simonsson, simson, singin', skonieczny, sonnenschein, sunken, sunshine, sunshiny, swanigan, swanson, swensen, swenson, swinson, syncom, syngman