betray in Polish

(transitive) To deliver into the hands of an enemy by treachery or fraud, in violation of trust; to give up treacherously or faithlessly.

(transitive) To deliver into the hands of an enemy by treachery or fraud, in violation of trust; to give up treacherously or faithlessly.

(transitive) To prove faithless or treacherous to, as to a trust or one who trusts; to be false to; to deceive.