6
unafraid(adjective, person, strong, feelings, bold)
5
mettlesome(adjective, courageous, fearless, plucky)
5
chancy(adjective, safety)
5
defiant(strong, bold, spirited, brave, courageous)
5
hotheaded(adjective, careless, wild, thoughtless, impulsive)
5
impetuous(adjective, careless, wild, bold, thoughtless)
5
incautious(adjective, careless, wild, bold, thoughtless)
5
perilous(adjective, safety)
5
swashbuckling
5
valorous(adjective, strong, tough, bold, spirited)
5
wild(adjective, happy, tender, perfect, careless)
4
headstrong(adjective, careless, bold, thoughtless, brave)
4
parlous(adjective, safety, dangerous)
4
resolute(adjective, strong, bold, spirited, brave)
4
risk-taking
4
sloppy(happy, fortunate, dreamy, storybook, idealistic)
4
spunky(adjective, strong, smart, bold, spirited)
4
stout
4
stouthearted(adjective, person, strong, feelings, bold)
4
thrill-seeking
10 years ago|13k views|share |citing 
APASmart Define. (2016). adventurous thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/adventurous/thesaurus/synonyms
ChicagoSmart Define. 2016. "adventurous thesaurus" https://smartdefine.org/adventurous/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2016, adventurous thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/adventurous/thesaurus/synonyms>.
MLASmart Define. "adventurous thesaurus" 23 March 2016. Web. 22 September 2026. <https://smartdefine.org/adventurous/thesaurus/synonyms>