Synonyms|949Antonyms|256|Broader|10Narrower|11Related|1.1k
2
hearty(adjective, resolute, tenacious)
2
implacable(adjective, resolute)
2
incisive(adjective, definite)
2
indefatigable(adjective, resolute, tenacious)
2
inflexible
2
influential(adjective, important, powerful, significant, definite)
2
life changing
2
loyal(adjective, good, strong, solid, steady)
2
major
2
mandatory(adjective, set, significant, essential, basic)
2
material(big, important, significant, substantial, valuable)
2
obdurate(adjective, tenacious)
2
obligatory(adjective, significant, essential, basic, vital)
2
official(adjective, reliable, legitimate, authorized)
2
operative(important, powerful, effective)
2
overwhelming
2
patent(adjective, certain)
2
perfect(adjective, clear, complete, certain, definite)
2
plucky(adjective, resolute, tenacious)
2
portentous
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APASmart Define. (2015). decisive thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/decisive/thesaurus/synonyms
ChicagoSmart Define. 2015. "decisive thesaurus" https://smartdefine.org/decisive/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, decisive thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/decisive/thesaurus/synonyms>.
MLASmart Define. "decisive thesaurus" 10 April 2015. Web. 22 September 2026. <https://smartdefine.org/decisive/thesaurus/synonyms>