Interpretation When men and women are young, they play together, innocently, without suspicion. It is also described as a good feeling between men and women from childhood, and their feelings are pure.
Source Don Li Bai", "Long Dry Line"
Emotional color positive words
Synonyms for green plum bamboo horse
Antonyms are far away and treated as strangers

Sentence
I was very good friends with my neighbor's little sister, and we were inseparable.
In the Korean dramas my mother watched, everyone misunderstood that the male protagonist killed someone, and only the two little unsuspecting heroines believed him.
My parents were two little unsuspecting playmates who grew up together.