He threw a fireball using magic.

His house suddenly caught fire.

The fur of a fire rat is very valuable.

It is said that the fur of a fire-rat is resistant to fire.

St. Elmo's fire is a phenomenon of electrical discharge that appears on things like ship masts and airplane wings.

He used the ember to start a new fire.

We lit a bonfire of dried reeds by the lake and gazed at the starry sky.

The fire bell rang at the Zen temple, and everyone began to gather.

He was surprised to see the roaring fire.

He is working hard to pay off his debts.