snitch
ratfink
dob in
grass on
grass up
et tu
fink
clepe
counterbetrayal
stab in the back
tell on
talk
rouse
sell someone out
betrayingly
give someone to understand
whiddle
doublecross
sell down the river
dish the dirt
sneak
dishonour
burn
roll
canary
assfuck
treacherous
verbal
distrustful
homeycide
whistleblowing
thirty pieces of silver
inform on
rat out
dime
betrayment
tell
betrayal
Iscariotism
betraying
teach
throw under the bus
double-crossing
show the white feather
dastardize
sell the pass
double cross
traitor
put one's hand up
shaming
incriminate
rebetrayal
humiliate
betray
get on someone's case
confessor
overexposure
put one’s hands up
dishonorary
put someone in a false position
lose face
treason
work over
debauch
guilt-trippy
repose
compunctious
rat
traitordom
singing
go down like a lead balloon
go over like a lead zeppelin
traitorize
sell out
disembosom
go down like a lead zeppelin
Oprahization
compromise
take aim
confound
squeal
peccavi
tattle
nail
put to shame
beat up on
blow the lid off
eat one's young
self-sabotage
let in on
tergiversation
sia suay
gibbet
countercriticize
blamey
likely story