qīn​qīn

kiss

亲亲 (親親) qīn​qīn
kiss verb
to kiss someone as a sign of affection, often used with children

Baby, come here and let Mommy give you a kiss.

dear one noun
a term of endearment for a beloved person or a close relative

She is everyone's little sweetheart.

friendly descriptive
showing intimacy, warmth, or close affection in a relationship

Confucian ethics advocates 'affection for kin' before benevolence toward the people, meaning one should love their own family first.

Frequency

Written text
4.91 per million

Sources

Definitions
CC-CEDICT
Frequency data
BCC Corpus (BLCU)