Nonformal
Nonformal adjective - Used in or suitable for speech and not formal writing.
Unofficial and nonformal are semantically related. In some cases you can use "Unofficial" instead an adjective "Nonformal".
Unofficial
Unofficial adjective - Not having official authority or sanction.
Nonformal and unofficial are semantically related. Sometimes you can use "Nonformal" instead an adjective "Unofficial".
Nearby Word: unofficially
Cite this Source
Unofficial and Nonformal. (2016). Retrieved 2026, August 10, from https://thesaurus.plus/related/nonformal/unofficial
Nonformal & Unofficial. N.p., 2016. Web. 10 Aug. 2026. <https://thesaurus.plus/related/nonformal/unofficial>.
Unofficial or Nonformal. 2016. Accessed August 10, 2026. https://thesaurus.plus/related/nonformal/unofficial.
Google Ngram Viewer shows how "nonformal" and "unofficial" have occurred on timeline