- Definitions|2
- Thesaurus|725
- Abbreviations|0
| hard nut to crack(expression, idiom, trouble, difficulty, mess) | |
| harshness(noun, difficulty) | |
| haze(noun, trouble, disorder, difficulty, confusion) | |
| headache(trouble, difficulty, mess) | |
| hitch(noun, difficulty, confusion, shame, mess) | |
| hot seat(noun, expression, difficulty, confusion, shame) | |
| hot water(noun, expression, trouble, difficulty, confusion) | |
| imbroglio(noun, trouble, fight, difficulty, uncertainty) | |
| impecuniosity(noun, difficulty, confusion, shame, mess) | |
| impenetrability | |
| implication | |
| incomprehensibility | |
| incomprehensibleness | |
| indebtedness(noun, difficulty, confusion, shame, mess) | |
| indiscretion(noun, difficulty, confusion, shame, mess) | |
| inhibition(noun, difficulty, confusion, shame, mess) | |
| insightfulness | |
| intricateness | |
| involvedness(noun, difficulty, intricacy) | |
| jumble(noun, trouble, disorder, difficulty, confusion) |
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| APA | Smart Define. (2015). complexity thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/complexity/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "complexity thesaurus" https://smartdefine.org/complexity/thesaurus/synonyms (accessed September 22, 2026). |
| Harvard | Smart Define 2015, complexity thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/complexity/thesaurus/synonyms>. |
| MLA | Smart Define. "complexity thesaurus" 10 April 2015. Web. 22 September 2026. <https://smartdefine.org/complexity/thesaurus/synonyms> |