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