Here's what rhymes with viviparous.
oviparous Words that almost rhyme with viviparous
vigorous rigorous timorous vociferous dipterous difference herbivorous bitterness wilderness coniferous omnivorous itinerants literates pestiferous spinnerets calciferous indifference deliverance carnivorous illiterates riverbanks cordilleras alliterates belligerence insectivorous barbiturates belligerents carboniferous refrigerants disfigurements nonbelligerents