Vocabulary
Form
to become used to the (ways of the) world; to become worldly or sophisticated
verb
vi
Example sentences
彼（かれ）は年の割（としのわり）にとても世慣（よな）れて見（み）える。
He looks quite sophisticated for his age.
彼（かれ）は世慣（よな）れた人（ひと）だ。
He is a man of the world.
彼（かれ）はとても世慣（よな）れているが、まだ非常（ひじょう）に若（わか）い人（ひと）です。
Though he is so worldly-wise, he is still very young.