Added 9 October 2026
insurmountable
adjective
In Latin: inēluctābilis, insuperābilis Wiktionary
adjective Definition from Wiktionary (CC BY-SA). More about insurmountable at Wordnik → Where our words come from →
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Incapable of being passed over, surmounted, or overcome; insuperable
Getting everybody to agree proved to be an insurmountable difficulty.