Synonyms of unwarranted

unwarranted

adjective

ˌən-ˈwȯr-ən-təd 

1

as in unnecessary

not needed by the circumstances or to accomplish an end

the committee concluded that any further revisions to the regulations were currently unwarranted

Synonyms & Similar Words

• unnecessary
• extra
• needless
• optional
• unessential
• gratuitous
• dispensable
• nonessential
• irrelevant
• inessential
• redundant
• uncalled-for
• discretionary
• elective
• superfluous
• extraneous
• irrelative

Antonyms & Near Antonyms

• necessary
• essential
• required
• important
• needed
• crucial
• vital
• needful
• indispensable
• urgent
• imperative
• all-important
• pressing

2

as in unreasonable

having no basis in reason or fact

don't leap to unwarranted conclusions

Synonyms & Similar Words

• unreasonable
• unfounded
• baseless
• irrational
• unsubstantiated
• unnecessary
• groundless
• unsupported
• invalid
• unreasoned
• false
• absurd
• misleading
• illogical
• unconscionable
• inconsistent
• nonvalid
• gratuitous
• foundationless
• weak
• wrong
• meaningless
• untenable
• fallacious
• uncalled-for
• implausible
• specious
• misled
• unconvincing
• unsound
• stupid
• foolish
• unwise
• flimsy
• asinine
• nonlogical
• silly
• ill-advised
• nonsensical
• insane
• fatuous
• preposterous
• mad
• wacky
• senseless
• nutty
• simpleminded
• harebrained
• brainless
• crazy
• crackpot
• half-witted

Antonyms & Near Antonyms

• reasonable
• justified
• valid
• good
• hard
• reasoned
• just
• well-founded
• confirmed
• logical
• certified
• rational
• substantiated
• well-grounded
• actual
• real
• true
• wise
• informed
• certain
• sensible
• validated
• genuine
• sane
• sure
• sober
• clear
• verified
• corroborated
• plausible
• solid
• sound
• commonsense
• compelling
• convincing
• credible
• persuasive
• satisfying
• cogent

Example Sentences

Recent Examples of unwarranted

His 64th-minute foul, which the Americans believed was unwarranted and accidental, put the host nation in a precarious position despite being heavy favorites to move on to the Round of 16. — Chris Biderman, Sacbee.com, 2 July 2026

The strict approach wasn’t necessarily unwarranted. — Douglas Hanks, Miami Herald, 28 June 2026

There is a lot riding on all involved improving a situation best described as chaotic and perhaps most suitably described as unwarranted. — Sam McDowell, Kansas City Star, 19 June 2026

Permanent fixtures, such as laminate flooring, plastic moldings, and inexpensive furniture, are usually the first items to catch unwarranted attention. — Sophie Flaxman, Better Homes & Gardens, 10 June 2026