Acerbic – Spoken or written to be cruel, spiteful or scathing; tasting sour or bitter.
Acid monsters bicker (acerbic) all the time. They are constantly cruel to each other in writing and speech.
Examples of acerbic in a sentence
Mary’s attempt to be clever is often overshadowed by her acerbic nature.
William tried to ignore his wife’s acerbic statements about his career path.