187 entries under noun topic. ×
| countdown(start, approach, beginning, onset) | |
| creation(cause, top, beginning, opening) | |
| curtain-raiser(start, beginning, opening, fling) | |
| curtain lifter(expression, approach, kickoff, warm-up) | |
| curtain warmer(expression, approach, kickoff, warm-up) | |
| dawn(top, beginning, opening, creation) | |
| dawning(top, beginning, opening, creation) | |
| day one(expression, top, beginning, opening) | |
| dedicator | |
| diffuser | |
| discloser | |
| discoverer | |
| disseminator | |
| distributor | |
| early stage(expression, cause, beginning, birth) | |
| emergence(cause, beginning, foundation, origin) | |
| enterer | |
| entrance(appearance, cause, beginning, origin) | |
| entry(cause, beginning, foundation, origin) | |
| expander |
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| APA | Smart Define. (2015). opener thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/opener/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "opener thesaurus" https://smartdefine.org/opener/thesaurus/synonyms (accessed September 29, 2026). |
| Harvard | Smart Define 2015, opener thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/opener/thesaurus/synonyms>. |
| MLA | Smart Define. "opener thesaurus" 14 April 2015. Web. 29 September 2026. <https://smartdefine.org/opener/thesaurus/synonyms> |