Insuperable and Unsafe

Insuperable

Insuperable adjective - Incapable of being defeated, overcome, or subdued.
Usage example: the building project ran into insuperable financial difficulties and had to be scrapped

Unsafe is an antonym for insuperable.

Nearby Words: insuperability, insuperably

Unsafe

Unsafe adjective - Involving potential loss or injury.

Insuperable is an antonym for unsafe.

Nearby Word: unsafely
Cite this Source
Unsafe and Insuperable. (2016). Retrieved 2026, August 15, from https://thesaurus.plus/related/insuperable/unsafe
Insuperable & Unsafe. N.p., 2016. Web. 15 Aug. 2026. <https://thesaurus.plus/related/insuperable/unsafe>.
Unsafe or Insuperable. 2016. Accessed August 15, 2026. https://thesaurus.plus/related/insuperable/unsafe.
Google Ngram Viewer shows how "insuperable" and "unsafe" have occurred on timeline