- Definitions|0
- Thesaurus|307
- Abbreviations|0
35 entries under adjective topic. ×
| gross | |
| hard | |
| heavy | |
| impenetrable | |
| inscrutable | |
| intense | |
| intricate | |
| knotty | |
| mysterious | |
| obscure | |
| opaque | |
| profound | |
| puzzling | |
| thick | |
| tortuous |
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| APA | Smart Define. (2015). deeps thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/deeps/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "deeps thesaurus" https://smartdefine.org/deeps/thesaurus/synonyms (accessed September 23, 2026). |
| Harvard | Smart Define 2015, deeps thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/deeps/thesaurus/synonyms>. |
| MLA | Smart Define. "deeps thesaurus" 10 April 2015. Web. 23 September 2026. <https://smartdefine.org/deeps/thesaurus/synonyms> |