On Fire
Ablaze
Synonyms: Burning, blazing, in flames, raging, alight, lighted, afire, ablaze, aflame, flaming, fiery, lit, and ignited.
Passionate
Synonyms: Ardent, fervent, excited, eager, passionate, intense, aflutter, and enthusiastic.
Example Sentences
The building was suddenly on fire.
He felt his heart on fire.
The performance left her on fire.
My enthusiasm for learning is on fire!