1
uncertain(delicate, unsound, dangerous, hazardous, dodgy)
1
unchained(adjective, free)
1
uncircumscribed
1
unclogged
1
unclosed
1
unconditional
1
unconditioned
1
unconfined
1
under full steam(expression, idiom)
1
unequivocal
1
unfastened
1
unfettered(adjective, free)
1
unfolded
1
unhealthy(delicate, uncertain, unsound, dangerous, hazardous)
1
unlawful
1
unleashed(adjective, free)
1
unmeasured
1
unobstructed
1
unqualified
1
unsafe(adjective, delicate, uncertain, sensitive, unsound)
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APASmart Define. (2015). wide-open thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/wide-open/thesaurus/synonyms
ChicagoSmart Define. 2015. "wide-open thesaurus" https://smartdefine.org/wide-open/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, wide-open thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/wide-open/thesaurus/synonyms>.
MLASmart Define. "wide-open thesaurus" 10 April 2015. Web. 25 September 2026. <https://smartdefine.org/wide-open/thesaurus/synonyms>