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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.

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

To prove undue influence, coercion and the lack of testamentary capacity, you would need doctor’s reports and a paper trail of evidence to make your case.

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

Chief operations officer Alex McGowan said Cathay has no "undue concern" over the supply of aviation fuel, but will keep a "very close watch".

From Barron's • Mar. 11, 2026

On one sleeper in particular, though, she found an undue portion of her attention fix, without her even meaning it to.

From "Strange the Dreamer" by Laini Taylor