- Definitions|2
- Thesaurus|1.8k
- Abbreviations|0
73 entries under difficult topic. ×
| opaque(adjective, hard, obscure, uncertain) | |
| concealed(adjective, evil, obscure, dark) | |
| knotty(adjective, hard, fancy, evil, obscure) | |
| vague(adjective, obscure, uncertain, doubtful) | |
| baffling(adjective, hard, obscure, dark) | |
| impenetrable(adjective, obscure, strange, deep) | |
| tricky(adjective, hard, complex, sophisticated) | |
| thorny(adjective, hard, delicate, loose) | |
| convoluted(adjective, hard, fancy, obscure) | |
| equivocal(adjective, obscure, dark, strange) | |
| unclear(adjective, hard, obscure, loose) | |
| arduous(adjective, hard, fancy, complex) | |
| challenging(adjective, obscure, inaccessible) | |
| entangled(adjective, hard, fancy, obscure) | |
| hard(adjective, fancy, obscure, heavy) | |
| labyrinthine(adjective, hard, fancy, obscure) | |
| muddy(adjective, obscure, uncertain, vague) | |
| problematic(adjective, hard, fancy, complex) | |
| tangled(adjective, hard, obscure, complex) | |
| unintelligible(adjective, hard, obscure, delicate) |
For more, visit
Abstruse on
Power Thesaurus
| APA | Smart Define. (2015). abstruse thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/abstruse/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "abstruse thesaurus" https://smartdefine.org/abstruse/thesaurus/synonyms (accessed September 22, 2026). |
| Harvard | Smart Define 2015, abstruse thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/abstruse/thesaurus/synonyms>. |
| MLA | Smart Define. "abstruse thesaurus" 10 April 2015. Web. 22 September 2026. <https://smartdefine.org/abstruse/thesaurus/synonyms> |