The competition between the two teams grew fiercer as the season reached its climax.

The old farmer warned us about the fiercesome dog that guarded the barn.

When the festival drums begin, the guardian statue suddenly fiercens, startling everyone nearby.

The storm fiercened overnight, uprooting trees and flooding the streets.

The storm, fiercening by the hour, forced the villagers to seek shelter.

The fiercening storm forced the festival to close early.

The trainer tried to fiercen the lion's instincts before the performance.

The fiercest storm in decades tore through the coastline, leaving residents shaken.