In five minutes, the wood inside the hull burst into fierce flames.

He might have poured oil upon the flames so fierce was the answer as the pebble fell among the logs.

The man seemed to burn with a fierce, inextinguishable flame.

Before long, the fires were burning with fierce flames and thick, black smoke.

A little spark had come to life inside him, and it was growing to a fierce flame of determination.

The small but fierce flame fluttered wildly in the wind.

They must have burned quickly to produce such fierce and vivid flames.

A forest on the ground burst into a flame so fierce that it was never possible to put it out.

The first fierce flame of the pyre had died to a long smolder.

After, there was a ball of fierce yellow flame which gave off a cloud of black smoke.