unduly

adverb

un·​du·​ly ˌən-ˈdü-lē 

-ˈdyü-

: in an undue manner : excessively

an unduly harsh punishment

unduly sensitive

Synonyms of unduly

• overly
• too

Examples of unduly in a Sentence

taxes that unduly burden homeowners

The punishment was unduly harsh.

Recent Examples on the Web

This is not to say that the artist herself, and her band, were as quiet as church mice, or that there was anything unduly precious about the performance. — Chris Willman, Variety, 6 Apr. 2026

The unduly lenient sentence scheme allows any member of the public to refer a sentence to the attorney general. — The Week Uk, TheWeek, 27 May 2026

The legal scholars watching this expect the eventual fights to turn on old questions, whether a state law unduly burdens interstate commerce, whether federal rules quietly override it. — Dara-Abasi Ita, Forbes.com, 20 June 2026

Cynics think that Manchesterism is a mirage and that Burnham is unduly hogging the credit for the regeneration of the city’s downtown. — Helen Lewis, The Atlantic, 19 June 2026

Word History

First Known Use

14th century, in the meaning defined above

Rhymes for unduly

• bernoulli
• lazuli
• unruly
• cooley
• coolly
• cooly
• coulee
• cruelly
• duly
• foully
• hooley
• muley

Kids Definition

unduly

adverb

un·​du·​ly ˌən-ˈd(y)ü-lē 

ˈən-

: in an undue manner

especially : excessively

unduly upset

Legal Definition

unduly

adverb

un·​du·​ly ˌən-ˈdü-lē, -ˈdyü- 

: in an undue manner : to an excessive degree

unduly influenced the testator