informant
0 antonyms and opposites of informant.
Noun — A person who secretly gives confidential information to authorities, such as the police.
Synonyms for informant
consultant
abaddon
accuser
beefer
bewrayer
bigmouth
blabber
blabtale
blabtongue
canary
CI
finger
fink
fizgig
gossip
grass
informer
jurat
leak
mole
narc
nark
outer
peacher
quisling
rat
ratfink
rooster
sneak
snitch
snout
squealer
state's evidence
stooge
stool pigeon
stoolie
supergrass
sycophant
tattler
tattletale
telltale tit
telltale
tout
whistleblower