suffocate

verb

suf·​fo·​cate ˈsə-fə-ˌkāt 

suffocated; suffocating

transitive verb

1

a(1)

: to stop the respiration of (as by strangling or asphyxiation)

(2)

: to deprive of oxygen

b

: to make uncomfortable by want of fresh air

2

: to impede or stop the development of

intransitive verb

1

: to become suffocated:

a(1)

: to die from being unable to breathe

(2)

: to die from lack of oxygen

b

: to be uncomfortable through lack of fresh air

2

: to become checked in development

suffocation

ˌsə-fə-ˈkā-shən 

noun

suffocative

ˈsə-fə-ˌkā-tiv 

adjective

Synonyms

• choke
• smother
• stifle
• strangle

Examples of suffocate in a Sentence

The poor dog could suffocate in the car on a hot day like this.

Don't put your head in a plastic bag—you could suffocate.

Recent Examples on the Web

Authorities say that the night before, New Year’s Eve 2020, Janks, then 36, drugged Merriman with pain and sleeping pills before fatally suffocating him. —Liam Quinn, People.com, 12 Jan. 2025

Even with Heat star Jimmy Butler serving the second game of his seven-game suspension, the Heat’s defense was suffocating through three quarters. —Anthony Chiang, Miami Herald, 7 Jan. 2025

The girl was a neighbor at his Purcell apartment complex who Underwood admitted to luring into his apartment and beating her over the head with a cutting board before suffocating her to death. —CBS News, 13 Dec. 2024

Vazquez then allegedly confessed to suffocating Lucia with a bedsheet. —Raven Brunner, People.com, 5 Jan. 2025

Word History

Etymology

borrowed from Latin suffōcātus, past participle of suffōcāre "to stifle, choke, deprive of air, squeeze together," from suf-, assimilated form of sub- sub- + -fōcāre, verbal derivative of fauc-, faux (ordinarily in plural faucēs) "upper part of the throat, pharynx, windpipe," of obscure origin

First Known Use

15th century, in the meaning defined at transitive sense 1a(1)

Kids Definition

suffocate

verb

suf·​fo·​cate ˈsəf-ə-ˌkāt 

suffocated; suffocating

1

a

: to stop the breathing of (as by strangling)

b

: to deprive of oxygen

c

: to make uncomfortable by want of fresh air

2

: to become suffocated

especially : to die or suffer from being unable to breathe or from lack of oxygen

suffocation

ˌsəf-ə-ˈkā-shən 

noun

Medical Definition

suffocate

verb

suf·​fo·​cate ˈsəf-ə-ˌkāt 

suffocated; suffocating

transitive verb

1

: to stop the respiration of (as by strangling or asphyxiation)

2

: to deprive of oxygen

intransitive verb

: to die from being unable to breathe

suffocative

-ˌkāt-iv 

adjective