Definition of "bitterness" []

• The quality of having a bitter taste (noun)
• The quality of feeling bitter; acrimony, resentment (noun)

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• "And as my bitterness began with you, in the end the bitterness is all that is left."
• "He later learned that when cooked with the peel, the bitterness is avoided."
• "Diane your bitterness is showing and it is not attractive."