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déloyal

disloyal, treacherous

adjective deh-lwah-YAL Rare
Descriptions & Qualities Personality

Usage Note

Déloyal is the opposite of loyal and carries a strong moral charge. The plural masculine form is déloyaux, and the feminine singular is déloyale. The related noun is déloyauté (disloyalty). In sport and business, concurrence déloyale means unfair competition, a term with precise legal meaning in French law.

Examples

"Ce comportement est franchement déloyal."

Natural Translation

This behaviour is frankly disloyal.

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