Ovoviviparous rhymes with:
oviparous, viviparous, oviparous, viviparous, heterosporous, homosporous, obstreperous, oviparous, prosperous, viviparous
Ovoviviparous sounds like:
o'berg, oberg, oberhaus, oberweis, obverse, offer's, offerers, offers, opera's, operas, oppress, oppresses, oprah's, ovaries, overcash, overcook, overcooks, overhears, overreach, overreaches, overs, oversaw, oversea, overseas, oversee, oversees, oversize, oversizes, overuse, overuses, overwork, overworks, oviparous