betray

(v) reveal unintentionally
- Her smile betrayed her true feelings
bewray,
(v) deliver to an enemy by treachery
- Judas sold Jesus
- The spy betrayed his country
sell,
(v) disappoint, prove undependable to; abandon, forsake
- His sense of smell failed him this time
- His strength finally failed him
- His children failed him in the crisis
fail,
(v) be sexually unfaithful to one's partner in marriage
- She cheats on her husband
- Might her husband be wandering?
cheat on, cuckold, wander, cheat,
(v) give away information about somebody
- He told on his classmate who had cheated on the exam
shit, tell on, snitch, stag, denounce, give away, shop, grass, rat,
(v) cause someone to believe an untruth
- The insurance company deceived me when they told me they were covering my house
deceive, lead astray,

bewray sell fail cheat on cuckold wander cheat shit tell on snitch stag denounce give away shop grass rat deceive lead astray

undeceive

betrayal betrayer