Origin: Latin suffix -tion
Perseveration has 3 different meanings across 1 category:
the tendency for a memory or idea to persist or recur without any apparent stimulus for it
the act of persisting or persevering; continuing or repeating behavior
"his perseveration continued to the point where it was no longer appropriate"
Uncontrollable repetition of a particular response, such as a word, phrase, or gesture, despite the absence or cessation of a stimulus, usually caused by brain injury or other organic disorder.