Mandatory and Necessary

Mandatory

Mandatory adjective - Forcing one's compliance or participation by or as if by law.
Usage example: the tests are mandatory for all students wishing to graduate

Necessary is a synonym for mandatory in obligation topic. In some cases you can use "Necessary" instead an adjective "Mandatory", when it comes to topics like requisite, obligatory. popular alternative

Nearby Words: mandate, mandated, mandatary, mandating

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

Mandatory is a synonym for necessary in obligatory topic. You can use "Mandatory" instead an adjective "Necessary", if it concerns topics such as obligation, needed, essential, required. popular alternative

Nearby Words: necessity, necessarily

Both words in one sentence

  • The Drag-Along Unfortunately (for her), her innate ability to communicate with animals makes her a mandatory and necessary teammate.
  • Video Game / Tropico Necessary Drawback: Your Presidente has a number of mandatory positive and negative traits, and even those usually have positive and negative sides to them.
  • Mandatory Unretirement: After giving up politics, Amir gets dragged in again when Birgitte picks him as her necessary Arabic-speaking and Islamic representative in the Kharun peace talks.
Cite this Source
Necessary and Mandatory. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/mandatory/necessary
Mandatory & Necessary. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/mandatory/necessary>.
Necessary or Mandatory. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/mandatory/necessary.
Google Ngram Viewer shows how "mandatory" and "necessary" have occurred on timeline