1. (verb) reveal unintentionally

• bewray

2. (verb) deliver to an enemy by treachery

• sell

3. (verb) disappoint, prove undependable to; abandon, forsake

• fail

4. (verb) be sexually unfaithful to one's partner in marriage

• cheat
• cheat on
• cuckold
• wander

5. (verb) give away information about somebody

• denounce
• give away
• grass
• rat
• shit
• shop
• snitch
• stag
• tell on

6. (verb) cause someone to believe an untruth

• deceive
• lead astray

1. (verb) deliver to an enemy by treachery

• double cross

2. (verb) be sexually unfaithful to one's partner in marriage

• fool around
• play around
• two-time

3. (verb) give away information about somebody

• sell out

4. (verb) cause someone to believe an untruth

• bamboozle
• hoodwink
• lead by the nose
• play false
• pull the wool over someone's eyes
• snow
• befool
• cod
• dupe
• fool
• gull
• put on
• put one across
• put one over
• slang
• take in
• impersonate
• personate
• pose

1. (verb) reveal unintentionally

• break
• bring out
• disclose
• discover
• divulge
• expose
• give away
• let on
• let out
• reveal
• unwrap

2. (verb) deliver to an enemy by treachery

• cozen
• deceive
• delude
• lead on

3. (verb) disappoint, prove undependable to; abandon, forsake

• disappoint
• let down

4. (verb) be sexually unfaithful to one's partner in marriage

• cozen
• deceive
• delude
• lead on

5. (verb) give away information about somebody

• inform

6. (verb) cause someone to believe an untruth

• misinform
• mislead

1. (verb) deliver to an enemy by treachery

• betrayal
• perfidy
• treachery
• treason
• betrayer
• blabber
• informer
• rat
• squealer

2. (verb) be sexually unfaithful to one's partner in marriage

• cuckold

3. (verb) give away information about somebody

• apostate
• deserter
• ratter
• recreant
• renegade
• turncoat
• betrayer
• betrayer
• blabber
• blabber
• informer
• informer
• rat
• rat
• squealer
• squealer
• canary
• canary
• fink
• fink
• sneak
• sneak
• sneaker
• sneaker
• snitch
• snitch
• snitcher
• snitcher
• stool pigeon
• stool pigeon
• stoolie
• stoolie
• stoolpigeon
• stoolpigeon
• crap
• dirt
• poop
• shit
• shite
• turd
• dump
• shit
• informing
• ratting

4. (verb) cause someone to believe an untruth

• beguiler
• cheat
• cheater
• deceiver
• slicker
• trickster
• betrayer
• double-crosser
• double-dealer
• traitor
• two-timer
• deceit
• deception
• dissembling
• dissimulation
• deceptive
• misleading
• shoddy
• deceptive
• delusory

1. (verb) cause someone to believe an untruth

• undeceive