Need another word that means the same as “espionage”? Find 7 synonyms and 30 related words for “espionage” in this overview.
The synonyms of “Espionage” are: spying, cloak-and-dagger activities, surveillance, reconnaissance, intelligence, infiltration, cyberespionage
According to the Oxford Dictionary of English, “espionage” as a noun can have the following definitions:
| cloak-and-dagger activities | A short knife with a pointed blade used for piercing or stabbing. |
| cyberespionage | The use of computer networks to gain illicit access to confidential information, typically that held by a government or other organization. Improving cybersecurity across government agencies is crucial given the increase in cyberespionage. |
| infiltration | The action of entering or gaining access to an organization or place surreptitiously, especially in order to acquire secret information or cause damage. The gradual infiltration of Boyce s music into the national consciousness. |
| intelligence | Information about recent and important events. Extraterrestrial intelligences. |
| reconnaissance | Military observation of a region to locate an enemy or ascertain strategic features. After a reconnaissance British forces took the island. |
| spying | A secret agent hired by a state to obtain information about its enemies or by a business to obtain industrial secrets from competitors. |
| surveillance | Close observation, especially of a suspected spy or criminal. He found himself put under surveillance by British military intelligence. |
| betray | Reveal unintentionally. A double agent who betrayed some 400 British and French agents to the Germans. |
| betrayer | One who reveals confidential information in return for money. |
| clandestine | Kept secret or done secretively, especially because illicit. Clandestine intelligence operations. |
| concealment | The activity of keeping something secret. He darted forwards from the concealment of the bushes. |
| counterespionage | Spying on the spies. |
| covert | A thicket in which game can hide. Covert funding for the rebels. |
| defector | A person who abandons their duty (as on a military post. Staff interviewed escapees and defectors to the West. |
| desertion | Withdrawing support or help despite allegiance or responsibility. I resented what I saw as my parents desertion. |
| disguised | Concealed or obscured; made unrecognizable. A disguised reporter. |
| furtive | Secret and sly or sordid. The look in his eyes became furtive. |
| hidden | Not accessible to view. Her hidden feelings. |
| infiltrate | (of a liquid) permeate (something) by filtration. Lignocaine was infiltrated into the wound. |
| infiltration | A process in which individuals (or small groups) penetrate an area (especially the military penetration of enemy positions without detection. Swelling of the lymph nodes due to infiltration of cancerous cells. |
| international | A player who has taken part in an international game or contest. International waters. |
| lair | A place where a wild animal, especially a fierce or dangerous one, lives. Their ashes now lie buried in a lair in the Glasgow necropolis. |
| operative | Relating to or requiring or amenable to treatment by surgery especially as opposed to medicine. The operatives clean the machines at the end of every shift. |
| secret | Given in confidence or in secret. I m not trying to explain the secrets of the universe in this book. |
| secretive | (of a state or activity) characterized by the concealment of intentions and information. She was very secretive about her past. |
| sly | Marked by skill in deception. A sly sip of water. |
| spy | A person employed by a government or other organization to secretly obtain information on an enemy or competitor. Spy for the Russians. |
| stealth | (chiefly of aircraft) designed in accordance with technology which makes detection by radar or sonar difficult. The silence and stealth of a hungry cat. |
| stealthy | Marked by quiet and caution and secrecy; taking pains to avoid being observed. Stealthy footsteps. |
| subterranean | Secret; concealed. The terrors and hazards of subterranean exploration. |
| surreptitious | Kept secret, especially because it would not be approved of. Low wages were supplemented by surreptitious payments from tradesmen. |
| traitor | Someone who betrays his country by committing treason. He was a traitor to his own class. |
| turncoat | A disloyal person who betrays or deserts his cause or religion or political party or friend etc. They denounced him as a turncoat. |
| ulterior | Beyond or outside an area of immediate interest; remote- G.B.Shaw. Without any purpose immediate or ulterior. |
| undercover | Conducted with or marked by hidden aims or methods. An undercover police operation. |
| underground | A member of an underground political group or movement. Underground caverns. |
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