Antonyms of adj round-faced

1 sense of round-faced

Sense 1
moon-faced, round-faced -- (having a round face)

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

Similarity of adj round-faced

1 sense of round-faced

Sense 1
moon-faced, round-faced -- (having a round face)
       => faced (vs. faceless) -- (having a face or facing especially of a specified kind or number; often used in combination; "a neatly faced terrace")