187 entries under noun topic. ×
| inauguration(appearance, top, beginning, opening) | |
| initiation(appearance, top, beginning, opening) | |
| initiator | |
| knob(handle, lump, button, dial) | |
| launching(appearance, start, beginning, opening) | |
| open sesame | |
| origin(cause, top, beginning, opening) | |
| preliminary(approach, introduction, preface, kickoff) | |
| skeleton key | |
| starting point(expression, top, beginning, opening) | |
| admission(appearance, start, beginning, onset) | |
| alpha(top, beginning, opening, creation) | |
| basis(cause, top, opening, source) | |
| birth(start, top, beginning, opening) | |
| blast off(expression, cause, beginning, birth) | |
| bloomer | |
| bow(appearance, start, beginning, onset) | |
| commencement(top, beginning, opening, creation) | |
| committer | |
| contributor |
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| APA | Smart Define. (2015). opener thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/opener/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "opener thesaurus" https://smartdefine.org/opener/thesaurus/synonyms (accessed September 28, 2026). |
| Harvard | Smart Define 2015, opener thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/opener/thesaurus/synonyms>. |
| MLA | Smart Define. "opener thesaurus" 14 April 2015. Web. 28 September 2026. <https://smartdefine.org/opener/thesaurus/synonyms> |