Antonyms of verb roughen

1 sense of roughen

Sense 1
roughen -- (make rough or rougher; "roughen the surfaces so they will stick to each other")
       Antonym of smooth (Sense 1)
      => smooth, smoothen -- (make smooth or smoother, as if by rubbing; "smooth the surface of the wood")

Synonyms/Hypernyms (Ordered by Estimated Frequency) of verb roughen

1 sense of roughen

Sense 1
roughen -- (make rough or rougher; "roughen the surfaces so they will stick to each other")
       => change surface -- (undergo or cause to undergo a change in the surface)

Antonyms of adj roughened

1 sense of roughened

Sense 1
chapped, cracked, roughened -- (used of skin roughened as a result of cold or exposure; "chapped lips")

INDIRECT (VIA rough) -> smooth -- (having a surface free from roughness or bumps or ridges or irregularities; "smooth skin"; "a smooth tabletop"; "smooth fabric"; "a smooth road"; "water as smooth as a mirror")

Similarity of adj roughened

1 sense of roughened

Sense 1
chapped, cracked, roughened -- (used of skin roughened as a result of cold or exposure; "chapped lips")
       => rough (vs. smooth), unsmooth -- (having or caused by an irregular surface; "trees with rough bark"; "rough ground"; "rough skin"; "rough blankets"; "his unsmooth face")

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