20
unsafe(adjective, strong, secure, dangerous)
14
vulnerable(adjective, strong, open, insecure, irresponsible)
9
risky(adjective, strong, insecure, dangerous, irresponsible)
6
dangerous(adjective, hazardous, troubling)
5
hazardous(adjective, strong, unpredictable, dangerous)
5
perilous(adjective, dangerous)
5
not good
4
exposed(adjective, insecure, hidden, irresponsible, clothed)
4
unguarded(adjective, insecure, irresponsible)
4
self-destructive
4
wild
3
baneful
3
ever-changing
3
hurtful(kind, friendly)
3
feeble
3
shaky(adjective, strong, sound)
3
suicidal
3
threatened
3
threatening
3
treacherous
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APASmart Define. (2016). safe thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/safe/thesaurus/antonyms
ChicagoSmart Define. 2016. "safe thesaurus" https://smartdefine.org/safe/thesaurus/antonyms (accessed September 22, 2026).
HarvardSmart Define 2016, safe thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/safe/thesaurus/antonyms>.
MLASmart Define. "safe thesaurus" 24 March 2016. Web. 22 September 2026. <https://smartdefine.org/safe/thesaurus/antonyms>