91 entries under definite topic. ×

20
conclusive(adjective, clear, complete, perfect, important)
18
resolute(adjective, set, firm, determined, significant)
16
crucial(adjective, great, severe, extraordinary, big)
16
final(adjective, complete, firm, total, significant)
15
decided(adjective, set, clear, firm, perfect)
14
critical(adjective, great, severe, extraordinary, big)
13
absolute(adjective, clear, complete, total, perfect)
12
positive(adjective, good, clear, strong, plain)
12
determined(adjective, good, set, strong, firm)
12
firm(noun, adjective, good, set, clear)
11
definitive(adjective, significant, last, decide)
11
certain(adjective, good, clear, strong, firm)
10
momentous(adjective, great, extraordinary, big, important)
10
peremptory(adjective, authoritative, overbearing)
10
set(adjective, firm, certain, determined, significant)
10
unequivocal(adjective, good, clear, strong, plain)
9
determinative(adjective, important, significant, precise)
9
significant(adjective, great, extraordinary, big, important)
9
sure(adjective, good, clear, strong, honest)
8
categorical(adjective, clear, plain, certain, full)
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APASmart Define. (2015). decisive thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/decisive/thesaurus/synonyms
ChicagoSmart Define. 2015. "decisive thesaurus" https://smartdefine.org/decisive/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, decisive thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/decisive/thesaurus/synonyms>.
MLASmart Define. "decisive thesaurus" 10 April 2015. Web. 23 September 2026. <https://smartdefine.org/decisive/thesaurus/synonyms>