Antonyms of adj unstilted

1 sense of unstilted

Sense 1
unstilted -- (flowing naturally and continuously; "unstilted conversation")

INDIRECT (VIA unaffected) -> affected, unnatural -- (speaking or behaving in an artificial way to make an impression)

Similarity of adj unstilted

1 sense of unstilted

Sense 1
unstilted -- (flowing naturally and continuously; "unstilted conversation")
       => unaffected (vs. affected) -- (free of artificiality; sincere and genuine; "an unaffected grace")