noun, noun or participle which takes 'suru', intransitive verb, na-adjective
shyness with strangers; stranger anxiety
Describes a person, especially a child, who is shy or fearful around unfamiliar people. Often used as a noun or with する to describe the behavior.
うちの子は人見知りが激しくて、知らない人に会うとすぐ泣いてしまう。
Our child has strong stranger anxiety and starts crying as soon as they meet someone new.
彼は人見知りするタイプだから、初対面ではあまり話さない。
He's the shy type, so he doesn't talk much when meeting someone for the first time.