a spy who lives a normal life and waits for a long time before acting
sleeper agent
information sent from one person to another
message
a person inside a group who secretly gives information to another group
mole
a tool with lenses to see things far away
binoculars
a system of secret signs or words
code
clever in a tricky or secret way
sly
a dark, underground room, often in a castle
dungeon
a person who is very good at solving puzzles
puzzle master
the people who control and run a country
government
a person who tries to solve crimes
detective
using very modern and advanced technology
high-tech
something used to catch a person or animal
trap
a person who works secretly for the government
secret agent
false information given to trick people
disinformation
an important task or job
mission
a spy who works for two sides
double agent
a person who secretly gets information about another country or group
spy
the study of secret codes
cryptography
a secret mission that is hidden from the public
black operation
the activity of spying
espionage
a tool that shows directions (north, south, east, west)
compass
a false name used by a person
alias
a glass tool that makes small things look bigger
magnifying glass
something that can hurt you
danger