The phrase "doth a kindness" implies doing a good deed, being kind or generous. Antonyms for this phrase may include being unkind, cruel, selfish, or thoughtless. Choosing to ignore someone in need or intentionally causing harm are examples of actions that are opposite to doing a kindness. Also, being ungrateful, neglectful, or disrespectful towards people who have shown you kindness may be considered an antonym to doth a kindness. When we strive to avoid these behaviors and instead choose to extend kindness, love, and generosity to others, we create a world that is more compassionate and empathetic, fostering positive growth and change.