guāi​guāi

obedient

乖乖 guāi​guāi
obedient adjectiveadverb
Well-behaved, submissive, or obedient; often used to describe a child's behavior or someone acting in a compliant manner
darling
A term of endearment for a child, such as "little dear" or "sweetie"
goodness gracious
An exclamation used to express surprise, amazement, or wonder.

Frequency

Movie subtitles
20.2 per million appears in 8% of films
Written text
14.2 per million

Sources