Compulsory
Compulsory adjective - Forcing one's compliance or participation by or as if by law.
Extra is an antonym for compulsory.
Nearby Words: compulsion, compulsive
Extra
Extra adjective - Being over what is needed.
Both words in one sentence
-
Compulsory bosses and the Monster Hunter creatures get one on a red-tinted screen with a special font while the Extra-Ops vehicles have no screen tinting and use a larger version of the subtitle font.
Source: Boss Subtitles
Cite this Source
Extra and Compulsory. (2016). Retrieved 2026, July 22, from https://thesaurus.plus/related/compulsory/extra
Compulsory & Extra. N.p., 2016. Web. 22 Jul. 2026. <https://thesaurus.plus/related/compulsory/extra>.
Extra or Compulsory. 2016. Accessed July 22, 2026. https://thesaurus.plus/related/compulsory/extra.
Google Ngram Viewer shows how "compulsory" and "extra" have occurred on timeline