There are several synonyms that can be used to describe the state of "raving madness". Some of the commonly used ones include insanity, lunacy, psychosis, mania, delirium, frenzy, and derangement. Insanity refers to a severe mental disorder that affects a person's ability to think and behave rationally. Lunacy refers to a type of insanity that is characterized by wild and irrational behavior. Psychosis refers to a condition where a person loses touch with reality. Mania refers to an excessive excitement or enthusiasm that can lead to irrational behavior. Delirium refers to a state of confusion that is often associated with a fever or drug use. Frenzy and derangement both refer to a state of extreme agitation or excitement.