Antonyms of adj sad-faced

1 sense of sad-faced

Sense 1
sad-faced -- (having a face with a sad expression; "the sad-faced clown")

INDIRECT (VIA faced) -> faceless -- (without a face or identity; "a faceless apparition"; "the faceless accusers of the police state")

Similarity of adj sad-faced

1 sense of sad-faced

Sense 1
sad-faced -- (having a face with a sad expression; "the sad-faced clown")
       => faced (vs. faceless) -- (having a face or facing especially of a specified kind or number; often used in combination; "a neatly faced terrace")