- Definitions|1
- Thesaurus|295
- Abbreviations|0
19 entries under puzzling topic. ×
| inexplicable(adjective, obscure, strange, explain, explanation) | |
| unaccountable(adjective, obscure, difficult, strange, explain) | |
| incomprehensible(adjective, obscure, strange, odd, mysterious) | |
| strange(adjective, unfathomable, inexplicable, unaccountable) | |
| unintelligible(adjective, obscure, strange, odd, hidden) | |
| impenetrable(adjective, strange, hidden, unfathomable, incomprehensible) | |
| unfathomable(adjective, obscure, strange, odd, mysterious) | |
| baffling(adjective, strange, unfathomable, inexplicable) | |
| odd(adjective, informal, strange, unfathomable, inexplicable) | |
| peculiar(adjective, strange, unfathomable, inexplicable) | |
| mystic(adjective, difficult, strange, hidden, unfathomable) | |
| arcane(adjective, difficult, strange, hidden, unfathomable) | |
| extraordinary(adjective, strange, unfathomable) | |
| astonishing(adjective, strange, unfathomable) | |
| unknowable(adjective, difficult, strange, ambiguous, hidden) | |
| unusual(adjective, strange, unfathomable) | |
| uncommon(strange, unfathomable) | |
| unheard-of(strange, unfathomable) | |
| unwonted(strange, unfathomable) |
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| APA | Smart Define. (2015). unexplainable thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/unexplainable/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "unexplainable thesaurus" https://smartdefine.org/unexplainable/thesaurus/synonyms (accessed September 21, 2026). |
| Harvard | Smart Define 2015, unexplainable thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/unexplainable/thesaurus/synonyms>. |
| MLA | Smart Define. "unexplainable thesaurus" 14 April 2015. Web. 21 September 2026. <https://smartdefine.org/unexplainable/thesaurus/synonyms> |