Difference between Deceive and Betray

DECEIVE vs BETRAY: VERB

To lead into error; to cause to believe what is false, or disbelieve what is true; to impose upon; to mislead; to cheat; to disappoint; to delude; to insnare.
To beguile; to amuse, so as to divert the attention; to while away; to take away as if by deception.
To deprive by fraud or stealth; to defraud.

To deliver into the hands of an enemy by treachery or fraud, in violation of trust; to give up treacherously or faithlessly.
To prove faithless or treacherous to, as to a trust or one who trusts; to be false to; to deceive.
To show or to indicate; -- said of what is not obvious at first, or would otherwise be concealed.
To lead astray, as a maiden; to seduce (as under promise of marriage) and then abandon.
To mislead; to expose to inconvenience not foreseen to lead into error or sin.
To violate the confidence of, by disclosing a secret, or that which one is bound in honor not to make known.
To lead astray; deceive.
To make known unintentionally.
To divulge in a breach of confidence.
To be false or disloyal to.
To give aid or information to an enemy of; commit treason against.
To inform upon or deliver into the hands of an enemy in violation of a trust or allegiance.
To disclose or discover, as something which prudence would conceal; to reveal unintentionally.

To cause to pass; while away.
Synonyms To beguile, cheat, overreach, circumvent, dupe, fool, gull, cozen, hoodwink.
In fencing, to evade, as an attack or parry, thus causing an opponent to lose the contact or feel of one's foil.
To cause to fail in fulfilment or realization; frustrate or disappoint.
Be false to
Be dishonest with
To mislead by a false appearance or statement; cause to believe what is false, or to disbelieve what is true; delude.
. To take from; rob stealthily.

To deliver to, or expose to the power of, an enemy by treachery or disloyalty: as, an officer betrayed the city.
To violate by fraud or unfaithfulness; be unfaithful in keeping or upholding: as, to betray a trust.
To act treacherously to; be disloyal to; disappoint the hopes or expectations of.
To deceive; beguile; mislead; seduce.
To reveal or disclose in violation of confidence; make known through breach of faith or obligation: as, to betray a person's secrets or designs.
Disappoint, prove undependable to
Abandon, forsake
To indicate; give indication or evidence of: said of something not obvious at first view, or that would otherwise be concealed.
To show in true character; allow to be seen; permit to appear in spite of will or desire.

Evade, Deceit, Manipulate, Misinform, Cheat, Fool, Defraud, Confuse, Hoodwink, Mislead, Lead on, Lead astray, Cozen, Betray, Delude

Shop, Peach, Give away, Grass, Stag, Rat, Sell, Shit, Wander, Fail, Cuckold, Snitch, Denounce, Cheat, Deceive

Evade, Deceit, Manipulate, Misinform, Cheat, Fool, Defraud, Confuse, Hoodwink, Mislead, Lead on, Lead astray, Cozen, Betray, Delude

Lead astray, Shop, Peach, Give away, Grass, Stag, Rat, Sell, Shit, Wander, Cuckold, Snitch, Denounce, Cheat, Deceive

Intention to deceive: Intention to deceive the other party is the essence of fraud.
The Government must continue its efforts to stop unfair selling practices which deceive investors, and unfair trade practices which deceive consumers.
Not only can I deceive others, but I can also deceive my own heart.
They have to deceive themselves to deceive the abuser.
Those scales yonder are exact; I may deceive my fellows here, but deceive God I cannot then.
Sun cannot deceive when it gives light, a candle beside the Sunne may deceive.
If you compare the numbers between Blind and Deceive, Deceive actually looks better.
Trivers argues that in order to deceive others, we often deceive ourselves first.
It is very hard to deceive others unless you first deceive yourself.
When government officials deceive Congress, they deceive citizens.

Twelve, because he was going to betray Him.
Those whom I trusted did my trust betray.
Randolph, striving not to betray too much interest.
Judas do you betray me with a kiss?
British might eventually betray them within the island.
It allowed me the time to betray him.
Did Judas make a choice to betray Christ?
To betray a friend will seem to the moral bureaucrat less serious than to betray a legal partner.
Then Cavendish shoots Collins in the back, reasoning that someone who would betray the Rangers could also betray his gang.
How can you have characters betray each other or betray their own visions?