keep a lid on
cryptadia
stall
under wraps
secret
concealment
on the down-low
under the covers
hush up
on the hush
keep from
closehanded
subterranean
hiding
concealing
keep one's lips sealed
keep shady
tick a lock
keep quiet
closet
crypto-
off-the-record
mum
secrecy
let the cat out of the bag
underwrapped
feign
secretly
lean
darkness
secrete
out
confidentiality
backstage
concealedly
hiddle
dark
lie low
occulted
keep
secernent
behind the scenes
conceal
confidence
ultrasecret
make known
cloakedly
in petto
sub rosa
under the rose
secretiveness
silence
undisclosed
shadow
clandescent
tomb
sensitive
pseudosecret
secretive
underground
hugger-mugger
on the QT
on the Q.T.
in secret
something nasty in the woodshed
keep to oneself
spill the beans
privily
oversecrete
under one's hat
closehandedness
yield up
clandestinely
hypersecrecy
oyster
feal
hidingly
close-tiled
hole up
confide
secretomal
secretable
hidness
transpire
babble
in hiding
under the table
doggo
secretomics
secret of Polichinelle
out of sight
closeness
semiconceal
under wraps
closehanded
subterranean
closet
mum
underwrapped
backstage
off-the-record
dark
occulted
secernent
ultrasecret
undisclosed
clandescent
sensitive
secretive
in petto
close-tiled
secretomal
secretable
off-the-record
secretly
concealedly
cloakedly
in petto
sub rosa
under the rose
underground
hugger-mugger
on the QT
on the Q.T.
in secret
privily
clandestinely
hidingly
in hiding
doggo
out of sight
cryptadia
concealment
hiding
concealing
secrecy
darkness
confidentiality
confidence
secretiveness
silence
tomb
pseudosecret
something nasty in the woodshed
closehandedness
hypersecrecy
oyster
hidness
secretomics
secret of Polichinelle
closeness
keep a lid on
stall
secret
hush up
keep from
keep one's lips sealed
keep shady
tick a lock
keep quiet
let the cat out of the bag
feign
lean
secrete
out
hiddle
lie low
keep
conceal
make known
shadow
keep to oneself
spill the beans
oversecrete
yield up
feal
hole up
confide
transpire
babble
semiconceal
English words for 'to keep a secret.'
As you may have noticed, above you will find words for "to keep a secret.". Hover the mouse over the word you'd like to know more about to view its definition. Click 
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Recent Queries
to shine through
capping
indicates question
to be brought up
operation plan
otters
a monk.
TOB
in a constrained manner
to get worse.
a magician
to shiver
Having bends
stifle
lupine
kiwi fruit
hairiness
a grimace.
eft.
flood disaster
Insipid
social network
greatly frightened
plunderer
quicklime
intersexual
to be fed up with
subject to government regulation
seal over the edges of adjacent sheets
senselessness
chief treasurer
green space
to depreciate.
time and time again
to add up to
private business
used in some classifications
to memorise
to undervalue.
freighter
rapidly.
risky.
reader
doctor
nagging
exclusion
to unite.
passing
to grasp
certain