若気(にやけ)るto be effeminate, to be a fop, to break into a smile, to grin

る-verb, Intransitive verb

1. 1.

   to be effeminate, to be a fop

   Usually written using kana alone

2. 2.

   to break into a smile, to grin

   Colloquial, Usually written using kana alone,

   See Also:

   • にやにや