321 entries under adjective topic. ×

2
clear-cut(clear, plain, certain, sure)
2
compelling(strong, important, significant, definite)
2
compulsory(set, significant, essential, basic)
2
courageous(resolute, tenacious)
2
dauntless(resolute, tenacious)
2
demonstrative(definite, precise, sure, specific)
2
determining(firm, big, significant, substantial)
2
distinct(firm, plain, definite, unambiguous)
2
efficient(effective, adept)
2
enduring(great, extraordinary, outstanding, notable)
2
entire(complete, total, full, definite)
2
eventful(great, extraordinary, important, lively)
2
eventual(last, final)
2
exigent(great, big, significant, substantial)
2
grave(severe, big, significant, substantial)
2
hard-and-fast
2
headstrong(resolute, tenacious)
2
hearty(resolute, tenacious)
2
implacable
2
incisive
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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>