facial gesture vs wince

facial gesture and wince both are nouns.

Word	Noun	Adjective	Verb	Adverb
facial gesture	Yes	No	No	No
wince	Yes	No	Yes	No

As nouns, wince is a hyponym of facial gesture; that is, wince is a word with a more specific, narrower meaning than facial gesture:

Other hyponyms of facial gesture include emoticon, gape, face, grimace, frown, scowl, grin, grinning, smile, smiling, laugh, snarl, straight face, wink.

facial gesture (noun)	wince (noun)
a gesture executed with the facial muscles	a reflex response to sudden pain
	the facial expression of sudden pain

facial gesture (verb)	wince (verb)
	make a face indicating disgust or dislike
	draw back, as with fear or pain