Compulsory
Compulsory adjective - Forcing one's compliance or participation by or as if by law.
Usage example: compulsory retirement at age 70
Necessary is a synonym for compulsory in obligatory topic. In some cases you can use "Necessary" instead the word "Compulsory" as an adjective or a noun, when it comes to topics like obligation, binding, mandatory. popular alternative
Nearby Words: compulsion, compulsive
Necessary
Necessary adjective - Forcing one's compliance or participation by or as if by law.
Usage example: an emissions test is necessary before you can renew the registration for your car
Compulsory is a synonym for necessary in obligatory topic. You can use "Compulsory" instead an adjective "Necessary", if it concerns topics such as obligation, needed, mandatory, essential. popular alternative
Nearby Words: necessity, necessarily
Mutual synonyms
Related pairs
- involuntary and compulsory
- involuntary and necessary
- binding and compulsory
- binding and necessary
- needed and compulsory
- needed and necessary
- mandatory and compulsory
- mandatory and necessary
- essential and compulsory
- essential and necessary
- required and compulsory
- required and necessary
- imperative and compulsory
- imperative and necessary
Both words in one sentence
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Civil War was supposed to be a nuanced exploration of whether or not compulsory registration for superheroes was necessary to curb catastrophic mistakes and potential abuses of power.
Source: Strawman Has a Point
Cite this Source
Necessary and Compulsory. (2016). Retrieved 2026, July 20, from https://thesaurus.plus/related/compulsory/necessary
Compulsory & Necessary. N.p., 2016. Web. 20 Jul. 2026. <https://thesaurus.plus/related/compulsory/necessary>.
Necessary or Compulsory. 2016. Accessed July 20, 2026. https://thesaurus.plus/related/compulsory/necessary.
Google Ngram Viewer shows how "compulsory" and "necessary" have occurred on timeline