counterintelligence noun

counterintelligence noun

bugging, cloak-anddagger work, counterespionage, discover, electronic surreillance, espial, espionage, examine, fish out, follow, following, gumshoe, heel, hound, hunt, intelligence, intelligence agency, intelligence work, look for, meddle, military intelligence, observation, observe, peer, pry, scout, search, secret police, secret service, set a watch on, shadowing, sleuth, spot, spy upon, spying, stakeout, tailing, take note, trail, trailing, turn over, 24-hour surreillance, watch, wiretap, wiretapping
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