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