act one's age

Verb

 * 1)  To behave in a manner appropriate to one's age.
 * 2)  To behave in a mature manner; to avoid being childish.
 * 1)  To behave in a mature manner; to avoid being childish.

Translations

 * Chinese:
 * Mandarin: 别没大没小的, 不要孩子气
 * Finnish: käyttäytyä (kunnolla)
 * German: sich seinem Alter entsprechend benehmen
 * Latvian: uzvesties atbilstoši savam vecumam
 * Portuguese: comporte-se
 * Russian: вести́ себя́ соотве́тственно своему́ во́зрасту
 * Spanish:
 * Thai: ทำตัวให้เป็นผู้ใหญ่