talk
sing
babble
babble out
blab out
spill the beans
blab
tattle
peach
let the cat out of the bag
details
inside information
leak
confidentialised
shoot off at the mouth
news leak
skinny
keep one's mouth shut
shut one's mouth
keep quiet
tell tales out of school
privily
make known
nonconfidential
under one's hat
confidentiality
confidentially
confide
know where the bodies are buried
hush-hush
talebearing
blabbermouthed
tattling
underhand
leaky
let in on
divulgeable
professional secrecy
exposure
mum
open the kimono
leak out
confidentialness
telling
get wind of
confidence
closehandedness
vouchsafe
clandescent
divulgence