[bɪˈheɪv], (Verb)

Definitions:
- act or conduct oneself in a specified way, especially towards others
(e.g: he always behaved like a gentleman)

- conduct oneself in accordance with the accepted norms of a society or group
(e.g: ‘Just behave, Tom,’ he said)


Phrases:

Origin:
late Middle English: from be- ‘thoroughly’ + have in the sense ‘have or bear (oneself) in a particular way’