Compulsory and Nonobligatory

Compulsory

Compulsory adjective - Forcing one's compliance or participation by or as if by law.

Nonobligatory is an antonym for compulsory.

Nearby Words: compulsion, compulsive

Nonobligatory

Nonobligatory adjective - Not required by rule or law.
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Synonyms for Nonobligatory

Compulsory is an antonym for nonobligatory in possible topic.
Cite this Source
Nonobligatory and Compulsory. (2016). Retrieved 2026, August 16, from https://thesaurus.plus/related/compulsory/nonobligatory
Compulsory & Nonobligatory. N.p., 2016. Web. 16 Aug. 2026. <https://thesaurus.plus/related/compulsory/nonobligatory>.
Nonobligatory or Compulsory. 2016. Accessed August 16, 2026. https://thesaurus.plus/related/compulsory/nonobligatory.
Google Ngram Viewer shows how "compulsory" and "nonobligatory" have occurred on timeline