He had many foes who were determined to bring him down.

He was warned about the foe army approaching their territory.

He considered his former friend as his greatest foe.

The explosion released an immense amount of foe.

FoE is an international network of environmental organizations.

FOE is an environmental organization that focuses on protecting the planet.

FOE is a fundamental right in a democratic society.

The identification friend or foe system is used to distinguish between friendly and enemy aircraft.

Their friendship turned into foeship after the argument.