585 entries under noun topic. ×
| initial(adjective, start, head, beginning) | |
| entrance(place, start, progress, line) | |
| first(adjective, order, start, original) | |
| rent(break, cut, mark, crack) | |
| slot(break, place, cut, mark) | |
| space(break, time, event, progress) | |
| vent(break, cut, open, issue) | |
| abyss(crack, split, void, hole) | |
| dawn(cause, start, rise, top) | |
| door(progress, line, bar, approach) | |
| initiation(act, start, top, process) | |
| outlet(break, place, cut, open) | |
| split(break, cut, crack, pause) | |
| vacancy(show, situation, job, chance) | |
| void(break, cut, want, situation) | |
| gate(progress, line, approach, course) | |
| hiatus(break, crack, split, rest) | |
| inauguration(act, start, top, process) | |
| onset(attack, cause, start, rise) | |
| passage(break, cut, mark, progress) |
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| APA | Smart Define. (2016). opening thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/opening/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "opening thesaurus" https://smartdefine.org/opening/thesaurus/synonyms (accessed September 27, 2026). |
| Harvard | Smart Define 2016, opening thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/opening/thesaurus/synonyms>. |
| MLA | Smart Define. "opening thesaurus" 26 February 2016. Web. 27 September 2026. <https://smartdefine.org/opening/thesaurus/synonyms> |