counterespionage

noun 0.746

intelligence community

noun 0.661

intelligence office

noun 0.645

counterspy

noun 0.641

counterinsurgency

noun 0.637

countersurveillance

noun 0.622

spycraft

noun 0.592

industrial espionage

noun 0.591

covert

noun 0.574

intelligence asset

noun 0.572

spy ring

noun 0.570

intelligence

noun 0.555

computational intelligence

noun 0.548

business intelligence

noun 0.545

information security

noun 0.537

covertness

noun 0.533

counterterror

noun 0.531

confidential informant

noun 0.528

cyberwarfare

noun 0.520

double agent

noun 0.518

anticounterfeiting

noun 0.516

tradecraft

noun 0.513

cybersecurity

noun 0.512

countermeasure

noun 0.511

countersubversive

noun 0.509

psychological warfare

noun 0.504

undercover

noun 0.502