Word Type

Noun

Verb

Proper Noun

Adverb

Adjective

Adjective

The word "fourth" can be used as noun, verb, proper noun, adverb, adjective and adjective.

Word Relationships

Opposites (Antonyms)

five

Derived Terms

Fourth Cycle Fourth Industrial Revolution Fourth Month Fourth Reich Fourth World Fourth of July Fourth of July May the Fourth augmented fourth diminished fourth fardel farthing firkin fourth class fourth contact fourth cousin fourth cover fourth cranial nerve fourth digit fourth dimension fourth down fourth estate fourth finger fourth freedom rights fourth gear fourth gender fourth grade fourth grader fourth market fourth normal form fourth official fourth person fourth point of contact fourth position fourth rail fourth rate fourth slip fourth stump fourth trimester fourth ventricle fourth wall fourth year fourth-class fourth-degree fourth-party logistics fourth-rate fourth-wave feminism fourthie fourthly fourthness may the fourth be with you perfect fourth

Derived From

four

Distinct From

third

Context

music not used in plural us

Broader Terms (Hypernyms)

common fraction interval musical interval rank simple fraction

Type Of (IsA)

interval rank

Related Terms

after after third before before fifth diatonic scale fifth first first second five four fourth of july gear interval nth number numerical numerical status ordinal quarter second status third three three five

Similar Terms

ordinal

Synonym Network

4th fourth gear fourth part fourthly in fourth place one fourth

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