입을 약간 벌리고 입꼬리를 올리면서 즐거움을 나타내는 얼굴 표정.

(A facial expression showing joy by slightly opening the mouth and raising the corners of the mouth.)

행복, 즐거움, 친밀함 등을 나타내는 비언어적 소통 방식.

(A non-verbal way of communication that indicates happiness, joy, and intimacy.)