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