えがお笑顔egao
1.
A facial expression characterized by upturned lips and a joyful demeanor, often reflecting happiness or friendliness.
2.
An expression that conveys warmth and approachability, typically involving a gentle curve of the mouth and sometimes accompanied by sparkling eyes.
3.
A face that radiates positivity and light-heartedness, often used in social interactions to create a sense of connection and goodwill.
Example:
彼女の笑顔が感謝の気持ちを表した。