1
environmental chemistry
1
episode(verb, risk)
1
escapade(verb, risk)
1
expedition(verb, risk)
1
exploration(verb, risk)
1
face(verb, risk)
1
feat(verb, risk)
1
femtochemistry
1
flow chemistry
1
formal science
1
green chemistry
1
hold
1
homeokinetics
1
imperil(verb, risk)
1
inorganic chemistry
1
intimidate(verb, risk)
1
lark(verb, risk)
1
less severe
1
liberty(verb, risk)
1
life lesson(noun, bother, frustration, exasperation, botheration)
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APASmart Define. (2016). challenge thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/challenge/thesaurus/related
ChicagoSmart Define. 2016. "challenge thesaurus" https://smartdefine.org/challenge/thesaurus/related (accessed September 25, 2026).
HarvardSmart Define 2016, challenge thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/challenge/thesaurus/related>.
MLASmart Define. "challenge thesaurus" 1 April 2016. Web. 25 September 2026. <https://smartdefine.org/challenge/thesaurus/related>