finger to mouth
Used when a character has a finger (usually their own) near their mouths, but not inside. Used in a wide variety of poses, from innocent to cute to seductive. It can also indicate that the character is pondering.
See also
The following tags are aliased to this tag: finger_on_lips, finger_on_mouth, and finger_to_lips (learn more).
The following tags implicate this tag: pinky_to_mouth and shushing (learn more).