- Definitions|2
- Thesaurus|991
- Abbreviations|0
45 entries under difficult topic. ×
| perplexing(adjective, hard, fancy, obscure, rough) | |
| enigmatic(adjective, hard, knowledge, evil, obscure) | |
| baffling(adjective, strange, mysterious, complicated) | |
| mystifying(adjective, hard, knowledge, evil, obscure) | |
| abstruse(adjective, hard, fancy, evil, obscure) | |
| cryptic(adjective, knowledge, evil, obscure) | |
| intricate(adjective, hard, fancy, evil, obscure) | |
| complex(adjective, hard, fancy, heavy) | |
| knotty(adjective, hard, fancy, evil, obscure) | |
| complicated(adjective, hard, evil, obscure) | |
| hard(adjective, fancy, severe, complex) | |
| recondite(adjective, hard, fancy, evil, obscure) | |
| involved(adjective, hard, fancy, obscure) | |
| problematic(adjective, hard, open, fancy, rough) | |
| abstract(hard, obscure, vague, tricky) | |
| convoluted(adjective, hard, fancy, obscure) | |
| tough(adjective, laborious) | |
| heavy | |
| problematical(adjective, hard, loose, complex) | |
| thorny(adjective, hard, loose, complex) |
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| APA | Smart Define. (2015). puzzling thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/puzzling/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "puzzling thesaurus" https://smartdefine.org/puzzling/thesaurus/synonyms (accessed September 21, 2026). |
| Harvard | Smart Define 2015, puzzling thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/puzzling/thesaurus/synonyms>. |
| MLA | Smart Define. "puzzling thesaurus" 13 April 2015. Web. 21 September 2026. <https://smartdefine.org/puzzling/thesaurus/synonyms> |