5
smooth(verb, adjective, dull, ruin, level)
2
smoothen
1
flatten
1
polish(verb, dull, shine, buff)
0
aid
0
be intolerant
0
calm
0
disarrange
0
disorder
0
enliven
0
equable
0
equalize
0
even(verb, smooth, balance)
0
face
0
facile
0
fine
0
finish(bear, begin, fill)
0
flat
0
fluent
0
furbish up
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APASmart Define. (2015). roughen thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/roughen/thesaurus/antonyms
ChicagoSmart Define. 2015. "roughen thesaurus" https://smartdefine.org/roughen/thesaurus/antonyms (accessed September 25, 2026).
HarvardSmart Define 2015, roughen thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/roughen/thesaurus/antonyms>.
MLASmart Define. "roughen thesaurus" 10 April 2015. Web. 25 September 2026. <https://smartdefine.org/roughen/thesaurus/antonyms>