9
stouthearted(adjective, strong, tough, determined, fear)
8
lion-hearted(adjective, vigorous, noble, daring, stout)
7
chivalrous(adjective, strong, polite, noble, thoughtful)
7
gritty(adjective, strong, tough, smart, energetic)
7
tough(adjective, bad, strong, cool, determined)
7
venturous(noun, adjective, strong, tough, noble)
6
aweless(adjective, determined, bold, courage, resolute)
6
bodacious(adjective, brave, unafraid)
6
nervy(adjective, strong, tough, smart, energetic)
6
steadfast(adjective, steady, noble, bold, resolute)
6
sure(adjective, certain, bold, brave, confident)
5
staunch(adjective, determined, vigorous, steady, noble)
5
assured(adjective, strong, bold, sure, brave)
5
determined(adjective, tough, firm, energetic, steady)
5
foolhardy(adjective, strong, smart, bold, resolute)
5
lively(adjective, smart, energetic, determined, elegant)
5
rash(adjective, smart, bold, brave, impulsive)
5
sanguine(adjective, certain, bold, sure, brave)
5
unapprehensive(adjective, bold, unconcerned, brave, steadfast)
5
unwavering(adjective, resolute)
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APASmart Define. (2016). fearless thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/fearless/thesaurus/synonyms
ChicagoSmart Define. 2016. "fearless thesaurus" https://smartdefine.org/fearless/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2016, fearless thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/fearless/thesaurus/synonyms>.
MLASmart Define. "fearless thesaurus" 1 April 2016. Web. 21 September 2026. <https://smartdefine.org/fearless/thesaurus/synonyms>