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Synonyms

undue

American  
[uhn-doo, -dyoo] / ʌnˈdu, -ˈdyu /

adjective

  1. unwarranted; excessive.

    undue haste.

  2. inappropriate; unjustifiable; improper.

    undue influence.

  3. not owed or currently payable.


undue British  
/ ʌnˈdjuː /

adjective

  1. excessive or unwarranted

  2. unjust, improper, or illegal

  3. (of a debt, bond, etc) not yet payable

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Usage

The use of undue in sentences such as there is no cause for undue alarm is redundant and should be avoided

Etymology

Origin of undue

First recorded in 1350–1400, undue is from the Middle English word undewe. See un- 1, due

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.

For her live return, all the concert dates are separated by several days, presumably to avoid undue strain on her physical health.

From BBC • Mar. 30, 2026

We are leveling the playing field so that plan fiduciaries can exercise their judgment—selecting plan investments without fear of undue liability.

From The Wall Street Journal • Mar. 30, 2026

A finding of undue influence can invalidate a will or trust if your grandmother was pressured, manipulated or dependent on your mother.

From MarketWatch • Mar. 30, 2026

Quiñones told the board that reducing or halting the city’s use of water from the Mono Basin would be “unwarranted, imprudent, and place undue financial burden on LADWP’s ratepayers.”

From Los Angeles Times • Mar. 21, 2026

Please know we have asked jack if he felt any undue pressure about any of this, and the answer was a resolute “no.”

From "Wonder" by R. J. Palacio