130 entries under start topic. ×

6
source(noun, cause, rise, top)
5
debut(noun, adjective, beginning, addition)
5
launch(noun, act, process, beginning)
5
origination(noun, act, cause, top)
5
starting(noun, verb, adjective, prime)
5
unfolding(verb, beginning)
4
alpha(noun, top, beginning, launch)
4
foundation(noun, adjective, cause, beginning)
4
incipience(noun, act, process, beginning)
4
leadoff(noun, adjective, act, process)
4
preamble(noun, approach, beginning, addition)
4
rise(noun, cause, top, authority)
3
commencing(verb, adjective, beginning, original)
3
dawning(noun, cause, rise, top)
3
kickoff(noun, act, top, informal)
3
launching(noun, verb, technology, beginning)
3
nascence(noun, birth)
3
nascency(noun, birth)
3
outbreak(beginning, commencement)
3
prime(noun, adjective, head, beginning)
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APASmart Define. (2016). opening thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/opening/thesaurus/synonyms
ChicagoSmart Define. 2016. "opening thesaurus" https://smartdefine.org/opening/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2016, opening thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/opening/thesaurus/synonyms>.
MLASmart Define. "opening thesaurus" 26 February 2016. Web. 23 September 2026. <https://smartdefine.org/opening/thesaurus/synonyms>