Synonyms|655Antonyms|227|Broader|26Narrower|16Related|344
6
opening(noun, end, closing)
5
start(noun, beginning)
4
beginning
4
introduction(noun, beginning)
3
gap(noun, break, breach, accord, parity)
3
commencement(noun, beginning)
3
predicament(benefit, agreement)
2
activation
2
continuance
2
continuation
2
genesis
1
dawn
1
action(noun, stop, end, cease, inaction)
1
grand opening
1
hole(noun, opening, mountain)
1
inception
1
kickoff
1
launch
1
outset
1
puncture
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APASmart Define. (2015). closure thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/closure/thesaurus/antonyms
ChicagoSmart Define. 2015. "closure thesaurus" https://smartdefine.org/closure/thesaurus/antonyms (accessed September 20, 2026).
HarvardSmart Define 2015, closure thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/closure/thesaurus/antonyms>.
MLASmart Define. "closure thesaurus" 10 April 2015. Web. 20 September 2026. <https://smartdefine.org/closure/thesaurus/antonyms>