Trahir

Trahir is a French transitive verb meaning to betray or to be disloyal, with the sense of breaking someone’s trust, revealing a secret, or acting in opposition to a duty or obligation. It can apply to individuals, groups, promises, confidences, or nations. The action is often morally charged and used in personal, political, or ethical contexts.

In usage, trahir expresses a breach of trust or fidelity. Examples include to betray a friend, to betray a secret, to betray one's promises, or to betray the interests of one’s country. The noun form is trahison (betrayal), and the related noun traître denotes a traitor.

Conjugation and forms follow standard French patterns with the root trah-. Present tense forms are je trahis, tu trahis, il trahit, nous trahissons, vous trahissez, ils trahissent. The past participle is trahi, used with auxiliary être or avoir in compound tenses (e.g., j’ai trahi). Other common forms include trahiss- in the imperfect (trahissais, trahissais, trahissait, trahissions, trahissiez, trahissaient) and the future trahirai, trahiras, trahira, trahirons, trahirerez, trahiront.

Etymology traces tra- with the Old French traïre, from Latin tradere “to hand over, betray.” The term shares roots with the English word betray. See also traître, trahison, and related expressions for discussions of faithfulness, loyalty, and breach of trust.