gesture,
motion motion of hands or body to emphasize or help to express a thought or feeling
emoticon a representation of a facial expression (as a smile or frown) created by typing a sequence of characters in sending email; ":-( and :-) are emoticons"
gape a stare of amazement (usually with the mouth open)
grimace,
face a contorted facial expression; "she made a grimace at the prospect"
frown,
scowl a facial expression of dislike or displeasure
grin,
grinning,
smile,
smiling a facial expression characterized by turning up the corners of the mouth; usually shows pleasure or amusement
laugh a facial expression characteristic of a person laughing; "his face wrinkled in a silent laugh of derision"