double agent

noun 0.794

foreign agent

noun 0.753

agent

noun 0.725

sleeper agent

noun 0.722

select agent

noun 0.691

triple agent

noun 0.685

spy

noun 0.673

spy ring

noun 0.660

spymaster

noun 0.640

undercover

noun 0.617

hitman

noun 0.614

counterspy

noun 0.607

agency

noun 0.597

chemical agent

noun 0.595

saboteur

noun 0.594

assassin

noun 0.589

intelligence asset

noun 0.587

case officer

noun 0.575

press agent

noun 0.575

literary agent

noun 0.574

detective

noun 0.571

agent noun

noun 0.570

agentive

noun 0.567

deep cover

noun 0.566

private eye

noun 0.566

estate agent

noun 0.561

antiterrorist

noun 0.558

private investigator

noun 0.549

shipping agent

noun 0.547

plainclothesman

noun 0.544

spycraft

noun 0.539

covert

noun 0.538

counterespionage

noun 0.538

inspector

noun 0.537

secretary

noun 0.537

counterterrorist

noun 0.536

agentry

noun 0.534

sleeper cell

noun 0.534

sleuth

noun 0.532

investigator

noun 0.531

countersubversive

noun 0.530

infiltrator

noun 0.530

confidential informant

noun 0.529

user agent

noun 0.528

emissary

noun 0.528

intelligence office

noun 0.527

actor

noun 0.526

hit squad

noun 0.525

secret

noun 0.523

sniper

noun 0.522

ambassador

noun 0.518

free agent

noun 0.518

mystery shopper

noun 0.518

spotter

noun 0.518

terrorist

noun 0.513

dating agency

noun 0.513

traitor

noun 0.513

sicario

noun 0.513

hidden agenda

noun 0.510

interceptor

noun 0.508

incognito

noun 0.507

diplomat

noun 0.507

insider

noun 0.507

undersecretary

noun 0.503

covert prestige

noun 0.502

police special

noun 0.502

ninja

noun 0.501

suspect

noun 0.501

goldeneye

noun 0.500