Viviparous rhymes with:
oviparous, ovoviviparous, oviparous, ovoviviparous, heterosporous, homosporous, obstreperous, oviparous, ovoviviparous, prosperous
Viviparous sounds like:
vaporize, vapors, varco, vares, varga, vargas, varghese, vargo, varick, varies, varig, various, varisco, varricchio, vars, varzi, vavrek, veers, veras, veres, verex, verga, verge, verges, verges's, vergesh, vergesh's, verhage, vers, versa, versace, versace's, verse, verses, versus, veverka, viars, viebrock, viereck, viers, viewer's, viewers, viewers', vipers, virag, virago, virco, vires, virga, virge, virgie, virgo, virgy, virus, virus's, viruses, virzi, viveiros, viveros, voorhees, voorheis, voorhies, voorhis, voracious, vorce, vorhees, vorhies, voris, voros, vorwerk, vries