160 entries under source topic. ×
| inkling(noun, beginning, stone, nut) | |
| inspiration(cause, influence, derivation, ancestry) | |
| introduction(cause, derivation) | |
| launch(cause, derivation) | |
| nativity(cause, derivation) | |
| notion(noun, beginning, stone, nut) | |
| opener(cause, derivation) | |
| origination(cause, derivation) | |
| outbreak(cause, derivation) | |
| outset(cause, derivation) | |
| producer(cause, derivation) | |
| radix(cause, origin) | |
| rhizome(cause, origin) | |
| rise(cause, derivation) | |
| spring(cause, derivation) | |
| square one(expression, cause, derivation) | |
| starting place(expression, cause, origin) | |
| suspicion(noun, beginning, stone, nut) | |
| tuber(cause, origin) | |
| wellspring(cause, influence, derivation, ancestry) |
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| APA | Smart Define. (2015). nucleus thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/nucleus/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "nucleus thesaurus" https://smartdefine.org/nucleus/thesaurus/synonyms (accessed September 22, 2026). |
| Harvard | Smart Define 2015, nucleus thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/nucleus/thesaurus/synonyms>. |
| MLA | Smart Define. "nucleus thesaurus" 24 December 2015. Web. 22 September 2026. <https://smartdefine.org/nucleus/thesaurus/synonyms> |