- Definitions|2
- Thesaurus|2.6k
- Abbreviations|0
113 entries under idiom topic. ×
| nut to crack(expression, difficulty, secret) | |
| vexed question(noun, expression, trouble, difficulty) | |
| jigsaw puzzle(noun, expression) | |
| brain teaser | |
| bring up short(verb, expression, drop, baffle) | |
| difficult problem(noun, expression, question, riddle) | |
| keep in suspense(expression, uncertainty) | |
| knotty point(expression, difficulty) | |
| render uncertain(expression, upset, trouble, obscure) | |
| sealed book(expression, unintelligibility) | |
| throw off balance(expression, upset, trouble, obscure) | |
| tough nut to crack(expression, question, secret, mystery) | |
| apply the mind | |
| be the matter | |
| beat around the bush(expression, avoid, escape, frustrate) | |
| beat the system(expression, cross, frustrate, blank) | |
| blow out of the water(verb, expression, upset, beat) | |
| catch one short(verb, expression, upset, bother) | |
| do or die(expression, event, fight, struggle) | |
| dog eat dog(expression, event, fight, struggle) |
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| APA | Smart Define. (2016). puzzle thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/puzzle/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "puzzle thesaurus" https://smartdefine.org/puzzle/thesaurus/synonyms (accessed September 20, 2026). |
| Harvard | Smart Define 2016, puzzle thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/puzzle/thesaurus/synonyms>. |
| MLA | Smart Define. "puzzle thesaurus" 15 March 2016. Web. 20 September 2026. <https://smartdefine.org/puzzle/thesaurus/synonyms> |