- Definitions|1
- Thesaurus|203
- Abbreviations|0
84 entries under adverb topic. ×
| indistinctly | |
| ineptly | |
| inviolably | |
| laboriously | |
| mysteriously | |
| mystically | |
| obtusely | |
| ponderously | |
| randomly | |
| sloppily | |
| solidly | |
| sonorously | |
| soundly | |
| spasmodically | |
| strongly | |
| sullenly | |
| thickly | |
| unaccountably | |
| uncertainly | |
| unclearly |
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| APA | Smart Define. (2013). impenetrably thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/impenetrably/thesaurus/synonyms |
| Chicago | Smart Define. 2013. "impenetrably thesaurus" https://smartdefine.org/impenetrably/thesaurus/synonyms (accessed September 29, 2026). |
| Harvard | Smart Define 2013, impenetrably thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/impenetrably/thesaurus/synonyms>. |
| MLA | Smart Define. "impenetrably thesaurus" 17 June 2013. Web. 29 September 2026. <https://smartdefine.org/impenetrably/thesaurus/synonyms> |