7
cautious(adjective, careful, sure, safe, prudent)
6
safe(adjective, careful, cautious, prudent, conservative)
4
conservative(adjective, careful, straight, sure, safe)
3
cool(adjective, caution)
3
gingerly(adjective, careful, sure, safe, prudent)
3
steady(adjective, caution, sober, serious, conventional)
3
timid(adjective, careful, safe, conventional, traditional)
3
unenterprising
2
careful(adjective, sure, safe, prudent, conservative)
2
circumspect(adjective, careful, sure, safe, prudent)
2
conformist(conventional, traditional, middle-class)
2
discreet(adjective, careful, sure, safe, prudent)
2
guarded(adjective, careful, sure, safe, prudent)
2
hesitant
2
nonenterprising
2
overcautious
2
prudent(adjective, careful, sure, safe, conservative)
2
traditional(adjective, state, quality, relation, conventional)
2
undaring(conventional, traditional, conformist)
1
calm
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APASmart Define. (2015). unadventurous thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/unadventurous/thesaurus/synonyms
ChicagoSmart Define. 2015. "unadventurous thesaurus" https://smartdefine.org/unadventurous/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, unadventurous thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/unadventurous/thesaurus/synonyms>.
MLASmart Define. "unadventurous thesaurus" 14 April 2015. Web. 22 September 2026. <https://smartdefine.org/unadventurous/thesaurus/synonyms>