- Definitions|2
- Thesaurus|1.8k
- Abbreviations|0
134 entries under obscure topic. ×
| heavy(adjective, easy, severe, slang) | |
| abstract(adjective, hard, difficult, complex) | |
| mystic(adjective, evil, dark, deep) | |
| subtle(adjective, hard, sharp, difficult) | |
| mystifying(adjective, hard, evil, strange) | |
| opaque(adjective, hard, difficult, uncertain) | |
| ambiguous(adjective, strange, uncertain, doubtful) | |
| concealed(adjective, evil, difficult, dark) | |
| knotty(adjective, hard, fancy, evil) | |
| vague(adjective, difficult, uncertain, doubtful) | |
| baffling(adjective, hard, difficult, dark) | |
| impenetrable(adjective, difficult, strange, deep) | |
| inscrutable(adjective, strange, sophisticated, supernatural) | |
| mystical(adjective, hard, evil, dark) | |
| cabalistic(adjective, evil, strange, deep) | |
| convoluted(adjective, hard, fancy, difficult) | |
| equivocal(adjective, difficult, dark, strange) | |
| hermetic(dark, deep, mysterious, secret) | |
| shadowy(adjective, dark, unknown, hidden) | |
| unclear(adjective, hard, difficult, loose) |
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| APA | Smart Define. (2015). abstruse thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/abstruse/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "abstruse thesaurus" https://smartdefine.org/abstruse/thesaurus/synonyms (accessed September 28, 2026). |
| Harvard | Smart Define 2015, abstruse thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/abstruse/thesaurus/synonyms>. |
| MLA | Smart Define. "abstruse thesaurus" 10 April 2015. Web. 28 September 2026. <https://smartdefine.org/abstruse/thesaurus/synonyms> |