- Definitions|2
- Thesaurus|546
- Abbreviations|0
19 entries under adjective topic. ×
| smooth(verb, dull, ruin, level) | |
| calm | |
| equable | |
| facile | |
| fine | |
| flat | |
| fluent | |
| glib | |
| glossy | |
| graceful | |
| greasy | |
| liquid | |
| mellow | |
| mild | |
| oily | |
| politic | |
| slick | |
| slippery | |
| soft |
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| APA | Smart Define. (2015). roughen thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/roughen/thesaurus/antonyms |
| Chicago | Smart Define. 2015. "roughen thesaurus" https://smartdefine.org/roughen/thesaurus/antonyms (accessed September 28, 2026). |
| Harvard | Smart Define 2015, roughen thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/roughen/thesaurus/antonyms>. |
| MLA | Smart Define. "roughen thesaurus" 10 April 2015. Web. 28 September 2026. <https://smartdefine.org/roughen/thesaurus/antonyms> |