smiler vs visage

smiler and visage both are nouns.

Word	Noun	Adjective	Verb	Adverb
smiler	Yes	No	No	No
visage	Yes	No	No	No

As nouns, smiler and visage are synonyms defined as:

smiler and visage: the human face (`kisser' and `smiler' and `mug' are informal terms for `face' and `phiz' is British)

Other synonyms of smiler include countenance, kisser, mug, phiz, physiognomy.

smiler (noun)	visage (noun)
the human face (`kisser' and `smiler' and `mug' are informal terms for `face' and `phiz' is British)	the appearance conveyed by a person's face
a person who smiles	the human face (`kisser' and `smiler' and `mug' are informal terms for `face' and `phiz' is British)