as in impassable
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Recent Examples of Synonyms for unnegotiable
impassable
Adjective
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The heavy snow will make many roads impassable and may produce power outages due to the weight of the snow on tree limbs and power lines.—
NC Weather Bot,
Charlotte Observer,
10 Nov. 2025 -
Until the 1950s, Livigno was completely isolated during the winter, when heavy snow would make the roads connecting it to Italy and Switzerland impassable.—
Laura Itzkowitz,
Travel + Leisure,
4 Nov. 2025
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“Unnegotiable.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/unnegotiable. Accessed 18 Nov. 2025.
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