Categories: GeneralSynonyms

UNDERCOVER: Synonyms and Related Words. What is Another Word for UNDERCOVER?

Need another word that means the same as “undercover”? Find 14 synonyms and 30 related words for “undercover” in this overview.

The synonyms of “Undercover” are: clandestine, hugger-mugger, hush-hush, secret, surreptitious, underground, covert, private, confidential, conspiratorial, furtive, backstair, stealthy, closet

Undercover as an Adjective

Definitions of "Undercover" as an adjective

According to the Oxford Dictionary of English, “undercover” as an adjective can have the following definitions:

  • Conducted with or marked by hidden aims or methods.
  • Involving secret work within a community or organization, especially for the purposes of police investigation or espionage.

Synonyms of "Undercover" as an adjective (14 Words)

backstairSecret and sly or sordid.
Backstairs intimacies.
clandestineConducted with or marked by hidden aims or methods.
Clandestine intelligence operations.
closetSecret; covert.
A closet smoker.
confidentialThe level of official classification for documents next above restricted and below secret; available only to persons authorized to see documents so classified.
Confidential information.
conspiratorialRelating to or characteristic of conspiracy or conspirators.
He gave me a sly conspiratorial wink.
covert(of a wife) being under the protection of her husband.
Covert actions by the CIA.
furtiveAttempting to avoid notice or attention, typically because of guilt or a belief that discovery would lead to trouble; secretive.
They spent a furtive day together.
hugger-muggerIn utter disorder.
hush-hushConducted with or marked by hidden aims or methods.
privateConcerning things deeply private and personal.
Private discussions.
secretGiven in confidence or in secret.
Secret ingredients.
stealthyBehaving or done in a cautious and surreptitious manner, so as not to be seen or heard.
Stealthy footsteps.
surreptitiousMarked by quiet and caution and secrecy; taking pains to avoid being observed.
Surreptitious mobilization of troops.
undergroundUnder the level of the ground.
An underground car park.

Usage Examples of "Undercover" as an adjective

  • He worked undercover in Northern Ireland.
  • An undercover investigation.
  • An undercover police operation.

Associations of "Undercover" (30 Words)

clandestineKept secret or done secretively, especially because illicit.
Clandestine intelligence operations.
concealedKept secret; hidden.
A concealed weapon.
concealmentThe action of hiding something or preventing it from being known.
The deliberate concealment of material facts.
covertA flock of coots.
The brush provided a covert for game.
cryptAn underground room or vault beneath a church, used as a chapel or burial place.
defectorA person who abandons their duty (as on a military post.
Staff interviewed escapees and defectors to the West.
denOf a wild animal live in a den.
A den of iniquity.
disguisedHaving its true character concealed with the intent of misleading.
A disguised reporter.
esotericaEsoteric or highly specialized subjects or publications.
A professor of such esoterica as angelology and comparative shamanism.
espionageThe systematic use of spies to get military or political secrets.
The camouflage and secrecy of espionage.
furtiveSuggestive of guilty nervousness.
A furtive manner.
hiddenNot accessible to view.
Her hidden feelings.
infiltrateEnter or gain access to (an organization, place, etc.) surreptitiously and gradually, especially in order to acquire secret information.
A chest radiograph revealed a patchy infiltrate in the left lower lobes.
infiltrationPermeation of a liquid into something by filtration.
Cross border infiltrations.
investigateInvestigate scientifically.
When you didn t turn up I thought I d better come back to investigate.
lairA burial plot in a graveyard.
Their ashes now lie buried in a lair in the Glasgow necropolis.
operativePerforming or capable of performing.
I was madly the operative word in love.
secrecyThe action of keeping something secret or the state of being kept secret.
The bidding is conducted in secrecy.
secretGiven in confidence or in secret.
A secret marriage.
secretiveInclined to secrecy or reticence about divulging information.
Secretive deals.
sensitizationThe state of being sensitive (as to an antigen.
Too much silver nitrate would cause improper sensitization of the plates placed in it.
sly(of an action) surreptitious.
He gave a sly grin.
sneakSomeone who prowls or sneaks about usually with unlawful intentions.
A sneak attack.
spyA secret agent hired by a state to obtain information about its enemies or by a business to obtain industrial secrets from competitors.
He could spy a figure in the distance.
stealthyBehaving or done in a cautious and surreptitious manner, so as not to be seen or heard.
Stealthy footsteps.
subterraneanLying beyond what is openly revealed or avowed (especially being kept in the background or deliberately concealed.
The terrors and hazards of subterranean exploration.
surreptitiousMarked by quiet and caution and secrecy; taking pains to avoid being observed.
A surreptitious glance at his watch.
ulteriorBeyond or outside an area of immediate interest; remote- G.B.Shaw.
Without any purpose immediate or ulterior.
undergroundA member of an underground political group or movement.
In Paris the subway system is called the metro and in London it is called the tube or the underground.
underhandedMarked by deception.
Underhanded practices.
Alexei

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