The "face with diagonal mouth" emoji �� features a yellow face with a mouth that's slanted diagonally downwards, usually depicting feelings of disappointment, skepticism, or uncertainty. Often used when expressing mild discontent, indecision, or disinterest, it conveys a more restrained reaction compared to more overtly sad or frustrated emojis.

The �� “Face with Diagonal Mouth” emoji represents confusion and expresses frustration and skepticism. This emoji is also used to describe feelings of dilemma, dissatisfaction, discontent and contempt.

confused face �� This emoji shows a face with a slanted frown, as if scrunching its cheeks or chewing its lips. It is commonly used to show a look of feeling unsure or confusion.

This yellow face with a closed diagonal mouth is an emoji representation of a classical emoticon ":-/". Can mean "neither good and neither bad", but leaning more to negative meaning expressing skeptical or even disappointed reaction.