N3 — outside your level filter
Is said whole, with nothing composed onto it and takes no だ／です, so there are no forms to conjugate.
夢中になる
muchuuninaruto become absorbed inN3expression
Example sentences2
弟はすぐゲームに夢中になるんだ。
otouto wa sugu geemu ni muchuu ni naru n da.
My brother gets absorbed in games right away. casual
子供たちはその遊びに夢中になることが多いです。
kodomotachi wa sono asobi ni muchuu ni naru koto ga ooi desu.
Children often become absorbed in that game. neutral