Word Explorer

Obligatory

🔄 Synonyms of "Obligatory"

9 synonyms found via WordNet and Google Books.

Word	Definition
indispensablenoun	Absolutely necessary or requisite; that one cannot do without.
necessarynoun	Required, essential, whether logically inescapable or needed in order to achieve a desired result or avoid some penalty.
compulsorynoun	Required; obligatory; mandatory.
prerequisitenoun	Something that is required as necessary or indispensable, or as a prior condition of something else.
required	Necessary; obligatory; mandatory.
imposed	set forth authoritatively as obligatory
boundenverb	(dated) Now chiefly in "bounden duty": made obligatory; binding.
mandatorynoun	obligatory; required or commanded by authority.
de rigueur	Necessary according to etiquette, protocol or fashion.

↔️ Antonyms of "Obligatory"

Words with the opposite meaning.

Word	Definition
optionalnoun	Not compulsory; left to personal choice; elective.

💡 Words with a Similar Meaning to "Obligatory"

Found via reverse dictionary — words that share a conceptual meaning.

Word	Definition
mandatory	obligatory; required or commanded by authority.
compulsory	Required; obligatory; mandatory.
bounden	(dated) Now chiefly in "bounden duty": made obligatory; binding.
required	Necessary; obligatory; mandatory.
prerequisite	Required as a prior condition of something else; necessary or indispensable.
necessary	Required, essential, whether logically inescapable or needed in order to achieve a desired result or avoid some penalty.
de rigueur	Necessary according to etiquette, protocol or fashion.
indispensable	Absolutely necessary or requisite; that one cannot do without.
imposed	set forth authoritatively as obligatory
incumbent on	—
obliged	Under an obligation to do something.
mandated	required, mandatory
obligate	Indispensable; essential; necessary; obligatory; mandatory; unavoidably invoked.
obligationnoun	A social, legal, or moral requirement, duty, contract, or promise that compels someone to follow or avoid a particular course of action.
dutynoun	(countable, uncountable) That which one is morally or legally obligated to do.
duty-bound	Alternative spelling of dutybound. [Compelled by duty.]
binding	(of an agreement, contract, etc.) Imposing stipulations or requirements that must be honoured.
peremptory	Positive in opinion or judgment; absolutely certain, overconfident, unwilling to hear any debate or argument (especially in a pejorative sense); dogmatic.
compensatory	(of a payment) Intended to recompense someone who has experienced loss, suffering, or injury
enforceable	Capable of being enforced.