bitterness Synonyms

acrimony resentment rancor rancour tartness acridity gall grievance sharpness hostility malice sourness grudge spite jaundice enmity indignation harshness spitefulness acerbity animosity asperity acidity bitter pungency vitriol virulency virulence vexation whinge woefulness poison spiciness poignancy wormwood wrath pique crabbedness venom vendetta umbrage sarcasm severity revulsion rawness soreness sorriness rankling rage spleen