Definitions

undue

[uhn-doo, -dyoo] / ʌnˈdu, -ˈdju /

ADJECTIVE

excessive, unnecessary

Synonyms

STRONGEST

disproportionate extreme improper inappropriate inordinate needless too much unconscionable undeserved unfair unjust unjustifiable unjustified unreasonable unseemly untimely unwarranted

WEAK

exceeding exorbitant extravagant forbidden ill-timed illegal immoderate inapt indecorous inept intemperate overmuch sinister too great unapt uncalled-for underhanded unfitting unmeasurable unseasonable unsuitable unwarrantable

Antonyms

STRONGEST

appropriate decent fair fitting good just moderate moral proper reasonable suitable unprejudiced warranted

WEAK

sensible

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Her organisation, Undue Medical Debt, has paid off about $25bn of medical debt for almost 15 million people over the past decade, including Short's hospital bill from when he had pneumonia.

From BBC • Feb. 5, 2026

“The birth of a child should be a joyful event focused on your growing family,” said Allison Sesso, CEO of Undue Medical Debt, a debt-relief nonprofit and charity.

From MarketWatch • Jan. 23, 2026

If you received a letter from the county’s Undue Medical Debt program, get in touch with the program online.

From Los Angeles Times • May 20, 2025

If you’re experiencing financial hardship, you can use Form 1127, which is the Application for Extension of Time for Payment of Tax Due to Undue Hardship.

From Salon • Feb. 8, 2025

Undue importance was attached to this property, in the belief that it was caused by the ammonia it contained.

From Manures and the principles of manuring by Aikman, Charles Morton

Vocabulary lists containing undue

Wonder

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Declaration and Resolves of the First Continental Congress

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And Then There Were None

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