105 entries under idiom topic. ×
| bone marrow | |
| bore sample | |
| bread and butter(expression, mainstay, lifeblood) | |
| bull's eye(expression, centrality) | |
| cell nucleus | |
| coal and ice(noun, expression, emotion, heart) | |
| core area | |
| core wood | |
| cored hole | |
| corner stone(expression, importance) | |
| course of thought(expression, meaning, mood, tone) | |
| crux of the matter(expression, details, essentials, fundamentals) | |
| cylinder sample | |
| delta character | |
| divina particula aurae(expression, intellect) | |
| flower child(expression, petitioner) | |
| focus of attention(expression, pivot) | |
| frame of reference(noun, expression, structure, frame) | |
| fruit stone | |
| fuel element core |
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| APA | Smart Define. (2016). core thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/core/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "core thesaurus" https://smartdefine.org/core/thesaurus/synonyms (accessed September 24, 2026). |
| Harvard | Smart Define 2016, core thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/core/thesaurus/synonyms>. |
| MLA | Smart Define. "core thesaurus" 29 March 2016. Web. 24 September 2026. <https://smartdefine.org/core/thesaurus/synonyms> |