What is another word for crank letter?
Pronunciation: [kɹˈaŋk lˈɛtə] (IPA) 
A crank letter is a term used to describe an unjustified or derogatory letter often sent to a person in authority or a public figure. Synonyms for crank letter include abusive letter, hate mail, poison pen letter, or vitriolic message. These unsolicited messages are typically filled with emotional language, harsh criticisms, and often lack reason or logic. While the sender may feel justified in their anger or frustration, their communication typically serves little purpose other than to cause distress to the intended recipient. It is important to remember that words have power, and the impact of such messages can be harmful.
