Formal and Unrefined

Formal

Formal adjective - Very dignified in form, tone, or style.
Usage example: the formal language of the coronation ceremony

Unrefined is an antonym for formal.

Unrefined

Unrefined adjective - Being such as found in nature and not altered by processing or refining.

Formal is an antonym for unrefined.
Cite this Source
Unrefined and Formal. (2016). Retrieved 2026, August 07, from https://thesaurus.plus/related/formal/unrefined
Formal & Unrefined. N.p., 2016. Web. 07 Aug. 2026. <https://thesaurus.plus/related/formal/unrefined>.
Unrefined or Formal. 2016. Accessed August 07, 2026. https://thesaurus.plus/related/formal/unrefined.
Google Ngram Viewer shows how "formal" and "unrefined" have occurred on timeline