Betray vs. Traitor — What's the Difference?

To give aid or information to an enemy of; commit treason against

One who betrays one's country, a cause, or a trust, especially one who commits treason.

To inform upon or deliver into the hands of an enemy in violation of a trust or allegiance

Someone who violates an allegiance and betrays their country; someone guilty of treason; one who, in breach of trust, delivers their country to an enemy, or yields up any fort or place entrusted to their defense, or surrenders an army or body of troops to the enemy, unless when vanquished.

To be false or disloyal to

Someone who takes arms and levies war against their country; or one who aids an enemy in conquering their country.

To divulge in a breach of confidence

(by extension) One who betrays any confidence or trust.

To make known unintentionally

To act the traitor toward; to betray; to deceive.

To lead astray; deceive

Traitorous.

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

One who violates his allegiance and betrays his country; one guilty of treason; one who, in breach of trust, delivers his country to an enemy, or yields up any fort or place intrusted to his defense, or surrenders an army or body of troops to the enemy, unless when vanquished; also, one who takes arms and levies war against his country; or one who aids an enemy in conquering his country. See Treason.

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

Hence, one who betrays any confidence or trust; a betrayer.

(transitive) To violate the confidence of, by disclosing a secret, or that which one is bound in honor not to make known.

Traitorous.

(transitive) To disclose or indicate, for example something which prudence would conceal; to reveal unintentionally.

To act the traitor toward; to betray; to deceive.

(transitive) To mislead; to expose to inconvenience not foreseen; to lead into error or sin.

Someone who betrays his country by committing treason

(transitive) To lead astray; to seduce (as under promise of marriage) and then abandon.

A person who says one thing and does another

To deliver into the hands of an enemy by treachery or fraud, in violation of trust; to give up treacherously or faithlessly; as, an officer betrayed the city.

To prove faithless or treacherous to, as to a trust or one who trusts; to be false to; to deceive; as, to betray a person or a cause.

To violate the confidence of, by disclosing a secret, or that which one is bound in honor not to make known.

To disclose or discover, as something which prudence would conceal; to reveal unintentionally.

To mislead; to expose to inconvenience not foreseen to lead into error or sin.

To lead astray, as a maiden; to seduce (as under promise of marriage) and then abandon.

To show or to indicate; - said of what is not obvious at first, or would otherwise be concealed.

Reveal unintentionally;

Deliver to an enemy by treachery;

Disappoint, prove undependable to; abandon, forsake;

Be sexually unfaithful to one's partner in marriage;

Give away information about somebody;

Cause someone to believe an untruth;