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