Word Type

Verb

Noun

Pronoun

Adverb

The word "ought" can be used as verb, noun, pronoun and adverb.

Word Relationships

Opposites (Antonyms)

not should should not

Derived Terms

had ought hadn't ought is-ought problem no better than one ought to be ought-not-ness oughtism oughtness there ought to be a law

Derived From

owe

Inflected/Variant Forms

aught owe

Related Terms

aught naught nought ought to

Related Terms

advisability anything at all aught cipher desirability do duty hut injunction like like should likelihood naught normative normative injunction nought obligation ought to owe owe hut probability prudence responsibility should should be should do you should zero

Synonym Network

should

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