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Synonyms

deaden

American  
[ded-n] / ˈdɛd n /

verb (used with object)

  • deadens,
    present (3rd person singular)
  • deadened,
    past participle,  past
  • deadening
    present participle
  1. to make less sensitive, active, energetic, or forcible; weaken.

    to deaden sound; to deaden the senses; to deaden the force of a blow.

    Synonyms:
    dull, numb, lessen, diminish, blunt
  2. to lessen the velocity of; retard.

    to deaden the headway of a ship.

  3. to make impervious to sound, as a floor.


verb (used without object)

  • deadens,
    present (3rd person singular)
  • deadened,
    past participle,  past
  • deadening
    present participle
  1. to become dead.

deaden British  
/ ˈdɛdən /

verb

  1. to make or become less sensitive, intense, lively, etc; damp or be damped down; dull

  2. (tr) to make acoustically less resonant

    he deadened the room with heavy curtains

"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

Other Word Forms

Derived Forms

Inflected Forms

Participles

Conjugated Forms

Present

Past

Future


Etymology

Origin of deaden

First recorded in 1655–65; dead + -en 1


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.

See Examples For:

“We’d put these special blankets up on the walls to deaden the sound for shooting and it was quiet.”

From Los Angeles Times ● Aug. 18, 2026

The flares instantly set fire to the surrounding acoustic foam panels, installed to deaden the sound.

From BBC ● Jan. 17, 2026

The biggest is the ball and the size of the stitches, Nathan said, and MLB made slight adjustments to deaden the ball prior to the 2021 season.

From Seattle Times ● Apr. 7, 2023

I’m to the point of considering bringing in a speaker to deaden their noise or broadcast an offensive podcast at them.

From Washington Post ● Mar. 20, 2023

I shake my hand to deaden the pain.

From "Landscape with Invisible Hand" by M.T. Anderson

“I’ve developed life-long friends on Twitter. I think it’s really sad that to get that human connection I’m going to have to deal with harassment again that damages and deadens your humanity.”

From Seattle Times ● Apr. 27, 2022

This tough base deadens the sound as the glass hits a table, improves grip and protects the vessel from smashing if you drop it.

From The Guardian ● Jun. 15, 2020

Lyndall Gordon’s endured a “boredom that deadens the air around my father”.

From Economist ● Apr. 19, 2018

Counting it no doubt palliates if not deadens any reservations.

From New York Times ● Nov. 7, 2017

I find myself pawing at my left ear periodically, trying to clean away whatever deadens its ability to collect sounds.

From "The Hunger Games" by Suzanne Collins

For others, stop-start has deadened the joy of driving.

From The Wall Street Journal ● Apr. 3, 2026

It’s pleasant to type on, thanks to each key’s even and clear sound signature, lacking ping or hollowness — though some may find it overly deadened.

From The Verge ● Aug. 30, 2022

Some in baseball believe the ball has somehow been deadened, muting scoring and offensive statistics across the league.

From Seattle Times ● May 9, 2022

Nothing but fancy hotels, voices deadened by plush carpeting and marble, and the endless pas de deux between me and the polite server just to get the damn drink from her tray to my lips.

From Salon ● Jul. 20, 2019

That would have been much better than what they were now, deadened to themselves and to the world around them.

From "Friday Night Lights: A Town, A Team, And A Dream" by H.G. Bissinger

It’s hard to know from his palette what thrills him, or if he sees colors at all, given the film’s muddy, deadening grayscape.

From Los Angeles Times ● Jul. 10, 2026

She then delivered a speech that denounced the notion of cultural appropriation and its deadening effects on literature.

From The Wall Street Journal ● Jan. 31, 2026

Likewise, many well-known geniuses like Billy Wilder, Otto Preminger and Fritz Lang, who were chased out of Europe by the Nazis, brilliantly exposed the hypocrisies and soul deadening conformity of mainstream American culture.

From Salon ● Jan. 1, 2026

If You're Glad I'll Be Frank imagined the speaking clock as a real woman speaking live, her internal monologue utterly at odds with the deadening repetitiveness of endlessly intoning "at the third stroke..."

From BBC ● Nov. 29, 2025

Where students are most in need of help is where the most stripped-down, deadening material is put in front of them.

From "Drama High" by Michael Sokolove

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