Impermissible and Unobjectionable

Impermissible

Impermissible adjective - That may not be permitted.
Usage example: trial juries must be able to discern the difference between a permissible inference and impermissible speculation

Unobjectionable is an antonym for impermissible.

Unobjectionable

Unobjectionable adjective - Not objectionable.

Impermissible is an antonym for unobjectionable.
Cite this Source
Unobjectionable and Impermissible. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/impermissible/unobjectionable
Impermissible & Unobjectionable. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/impermissible/unobjectionable>.
Unobjectionable or Impermissible. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/impermissible/unobjectionable.
Google Ngram Viewer shows how "impermissible" and "unobjectionable" have occurred on timeline