Word Type

Adjective

Noun

Adjective

The word "compulsory" can be used as adjective, noun and adjective.

Word Relationships

Opposites (Antonyms)

optional

Coordinate Terms

advised encouraged recommended suggested

Derived Terms

compulsorily compulsoriness compulsory acquisition compulsory education compulsory heterosexuality compulsory purchase compulsory purchase order compulsoryness non-compulsory noncompulsory semicompulsory uncompulsory

Related Terms

command instruction requisite

Related Terms

compel compulsion constraining mandatory obligatory required

Similar Terms

obligatory obligatory

Synonym Network

mandatory

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.