57 entries under adjective topic. ×
| quiet | |
| rich | |
| senseless | |
| serene | |
| silent | |
| slow | |
| sluggish | |
| somber | |
| sombre | |
| soundless | |
| subdued | |
| sullen | |
| tacit | |
| tranquil | |
| turbid | |
| vague | |
| weak |
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| APA | Smart Define. (2015). penetrating thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/penetrating/thesaurus/antonyms |
| Chicago | Smart Define. 2015. "penetrating thesaurus" https://smartdefine.org/penetrating/thesaurus/antonyms (accessed September 30, 2026). |
| Harvard | Smart Define 2015, penetrating thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/penetrating/thesaurus/antonyms>. |
| MLA | Smart Define. "penetrating thesaurus" 10 April 2015. Web. 30 September 2026. <https://smartdefine.org/penetrating/thesaurus/antonyms> |