inflame

verb

in·​flame in-ˈflām 

variants or less commonly enflame

inflamed also enflamed; inflaming also enflaming

transitive verb

1

a

: to excite to excessive or uncontrollable action or feeling

especially : to make angry

b

: to make more heated or violent : intensify

insults served only to inflame the feud

2

: to set on fire : kindle

3

: to cause to redden or grow hot from anger or excitement

a face inflamed with passion

4

: to cause inflammation in (bodily tissue)

intransitive verb

1

: to burst into flame

2

: to become excited or angered

3

: to become affected with inflammation

inflamer noun

Synonyms

• anger
• enrage
• incense
• infuriate
• ire
• mad
• madden
• outrage
• rankle
• rile
• roil
• steam up
• tick off

Examples of inflame in a Sentence

His angry speech inflamed the mob.

ideas that inflame the imagination

His comments have inflamed an already tense situation.

inflaming the passions of the mob

a chemical that can inflame the skin

Recent Examples on the Web

Trump’s revival of some of that bellicose language especially inflames nerves in Panama, said political scientist Miguel Antonio Bernal. —Tracy Wilkinson, Los Angeles Times, 11 Feb. 2025

Nothing inflamed Catherine’s jealousy more than her sister’s wardrobe. —Mara Bovsun, New York Daily News, 9 Feb. 2025

After the manner of their 4-0 defeat at Everton on Saturday, the lack of action will further inflame a fanbase that has expressed its dissatisfaction over the last three seasons… Was this window a success or a failure? —Rob Tanner, The Athletic, 4 Feb. 2025

The chemical effects of alcohol can damage and inflame your stomach lining, the lining of your intestines, and other delicate tissues. —Jay N. Yepuri, Verywell Health, 23 Jan. 2025

Word History

Etymology

Middle English enflamen, from Anglo-French enflamer, from Latin inflammare, from in- + flamma flame

First Known Use

14th century, in the meaning defined at transitive sense 1a

Kids Definition

inflame

verb

in·​flame in-ˈflām 

inflamed; inflaming

1

: to set on fire : kindle

2

: to excite to too much action or feeling

especially : to make angry

3

: to cause to redden or grow hot from anger or excitement

4

: to cause inflammation in (bodily tissue)

5

: to become affected with inflammation

Medical Definition

inflame

verb

in·​flame in-ˈflām 

inflamed; inflaming

transitive verb

: to cause inflammation in (bodily tissue)

inflame the sinuses

intransitive verb

: to become affected with inflammation