Definition of overtalkative
: abnormally or excessively talkative : tending to talk too much
- overtalkative children
- In a high mood the person may be overtalkative, overactive, spend excessively and be elated or extremely irritable.
- —Patricia Casey
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overtalkativeness
noun-
- Manic episodes typically are characterized by hyperactivity, elation, overtalkativeness, tremendous energy, decreased need for sleep, and, usually but not always, poor judgment.
- —National Institute of Mental Health
