stifle

1 of 2

verb

sti·​fle ˈstī-fəl 

stifled; stifling ˈstī-f(ə-)liŋ 

transitive verb

1

a

: to withhold from circulation or expression

stifled our anger

b

: to cut off (the voice, the breath, etc.)

c

: deter, discourage

2

a(1)

: muffle

(2)

: smother

b

: to kill by depriving of oxygen : suffocate

intransitive verb

: to be or become unable to breathe easily

stifling in the heat

stifler

ˈstī-f(ə-)lər 

noun

stiflingly

ˈstī-f(ə-)liŋ-lē 

adverb

stifle

2 of 2

noun

: the joint next above the hock in the hind leg of a quadruped (such as a horse or dog) corresponding to the human knee see horse illustration

Synonyms

Verb

• choke
• smother
• strangle
• suffocate

Examples of stifle in a Sentence

Verb

trying to stifle a cry

I had to stifle the desire to yell “Stop!”.

Students at the school are stifled by the pressure to score high on tests.

Too many regulations stifle innovation.

something that stifles the growth of the plant

I wish we could go outside instead of stifling in this tiny room.

He was almost stifled by the smoke.

Recent Examples on the Web

Verb

What is the Google hearing about? U.S. District Judge Amit Mehta ruled in August that Google has illegally exploited its dominance to squash competition and stifle innovation. —Patrick Maguire, CBS News, 21 Apr. 2025

In 2020, the Justice Department, joined by a group of states, accused Google of illegally stifling competition by paying the makers of web browsers and phones to set Google as their default search engine. —John Ruwitch, NPR, 20 Apr. 2025

The court determined that Google abused its dominance by tying its publisher ad server and ad exchange, thereby stifling competition and maintaining over 90% market share in those areas. —Charlie Fink, Forbes.com, 18 Apr. 2025

Fred seems to stifle his ambition, content to be a cog in the industry machine rather than somebody turning the wheels. —Mark Athitakis, Los Angeles Times, 17 Apr. 2025

Word History

Etymology

Verb

alteration of Middle English stuflen

Noun

Middle English

First Known Use

Verb

1513, in the meaning defined at transitive sense 2b

Noun

14th century, in the meaning defined above

Rhymes for stifle

• hyphal
• rifle
• trifle

Kids Definition

stifle

verb

sti·​fle

ˈstī-fəl

stifled; stifling

-f(ə-)liŋ

1

: to kill by depriving of or die from lack of oxygen or air : smother

2

: to keep in check by deliberate effort : repress

trying to stifle a sneeze

stiflingly

-f(ə-)liŋ-lē

adverb

Medical Definition

stifle

noun

sti·​fle ˈstī-fəl 

: the joint next above the hock in the hind leg of a quadruped (as a horse) corresponding to the knee in humans