Nonformal and Standard

Nonformal

Nonformal adjective - Used in or suitable for speech and not formal writing.
Usage example: use of the nonformal “Dad” would be a little jarring in a prayer to our Heavenly Father

Standard is an antonym for nonformal.

Standard

Standard adjective - Being of the type that is encountered in the normal course of events.

Nonformal is an antonym for standard.

Cite this Source
Standard and Nonformal. (2016). Retrieved 2026, August 15, from https://thesaurus.plus/related/nonformal/standard
Nonformal & Standard. N.p., 2016. Web. 15 Aug. 2026. <https://thesaurus.plus/related/nonformal/standard>.
Standard or Nonformal. 2016. Accessed August 15, 2026. https://thesaurus.plus/related/nonformal/standard.
Google Ngram Viewer shows how "nonformal" and "standard" have occurred on timeline