We learned to respect our foes after seeing how bravely they fought.

FoE organized a community cleanup to protect the local river.

During the council meeting, several activists invoked FOE to defend their right to publish the report.

FOE launched a campaign to protect the wetlands, drawing support from local communities and scientists.

The supernova emitted five foe of energy, illuminating the surrounding nebula.

She refused to let her childhood foe dictate her future.

He addressed the envoy in a foe tone, leaving no doubt of his hostility.

The crew confirmed the aircraft's identification friend or foe before authorizing its clearance to land.

Her outspoken views led to a long-standing foeship that affected her career.