Synonyms of on fire

on fire

phrase

as in passionate

having or expressing great depth of feeling

His heart was on fire from the day he met her.

Synonyms & Similar Words

• passionate
• warm
• passional
• emotional
• intense
• fervent
• religious
• fiery
• glowing
• ardent
• demonstrative
• charged
• incandescent
• superheated
• enthusiastic
• feverish
• red-hot
• burning
• blazing
• impassioned
• vehement
• flaming
• torrid
• fervid
• warm-blooded
• sloppy
• gung ho
• perfervid
• sentimental
• hot-blooded
• saccharine
• sugary
• keen
• mushy
• maudlin
• mawkish
• sappy
• melodramatic
• zealous
• histrionic
• obsessed
• unrestrained
• gushing
• infatuated
• uninhibited
• schmaltzy
• enamored
• gushy
• overheated
• unreserved
• frenzied
• overexcited
• orgiastic
• overemotional

Antonyms & Near Antonyms

• cold
• cool
• objective
• dry
• unemotional
• detached
• impersonal
• dispassionate
• impassive
• reserved
• emotionless
• undemonstrative

Example Sentences

Recent Examples of on fire

For him, love was the one essential in a world perpetually on fire. — The New Yorker, New Yorker, 4 July 2026

Latin America is on fire and many believe that growth will continue for years to come. — Jesse Kirshbaum, SPIN, 3 July 2026

To further send a message, the kidnapper sets the hotel on fire to possibly destroy evidence. — Caroline Blair, PEOPLE, 2 July 2026

Even smaller fireworks, like sparklers, burn at very high temperatures and can be hot enough to cause severe burns or set clothing on fire. — Parents, 2 July 2026