Mandatory and Taboo
Opposite meaning words
Mandatory
Mandatory adjective - Forcing one's compliance or participation by or as if by law.
Taboo
Taboo adjective - That may not be permitted.
Usage example: asking a guest how much money he or she makes is strictly taboo because it's a rude question to ask a stranger
Cite this Source
Taboo and Mandatory. (2016). Retrieved 2026, August 13, from https://thesaurus.plus/related/mandatory/taboo
Mandatory & Taboo. N.p., 2016. Web. 13 Aug. 2026. <https://thesaurus.plus/related/mandatory/taboo>.
Taboo or Mandatory. 2016. Accessed August 13, 2026. https://thesaurus.plus/related/mandatory/taboo.
Google Ngram Viewer shows how "mandatory" and "taboo" have occurred on timeline