39 entries under idiom topic. ×
| how come | |
| why and wherefore(noun, expression, cause, start) | |
| for which | |
| reason why(expression, cause) | |
| tough nut to crack(expression, question, secret, puzzle) | |
| chapter and verse(noun, expression, information, cause) | |
| for what reason | |
| from what cause | |
| sixty-four dollar question | |
| tot's repeated query | |
| nut to crack | |
| on what account | |
| by end(expression, motive) | |
| by jingo(expression, affirmation) | |
| by my troth(expression, affirmation) | |
| by purpose(expression, motive) | |
| end in view(noun, purpose, planned) | |
| final cause(expression, cause) | |
| for that cause(expression, adverb, wherefore) | |
| for whatever purpose |
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| APA | Smart Define. (2016). why thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/why/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "why thesaurus" https://smartdefine.org/why/thesaurus/synonyms (accessed September 23, 2026). |
| Harvard | Smart Define 2016, why thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/why/thesaurus/synonyms>. |
| MLA | Smart Define. "why thesaurus" 2 February 2016. Web. 23 September 2026. <https://smartdefine.org/why/thesaurus/synonyms> |