6's, in Stratego: abbr., 3 letters
Capt.'s subordinates, 3 letters
Capts. of the future, 3 letters
Certain linemen (abbr.), 3 letters
Columbo and others: Abbr., 3 letters
Columbo and Uhura (Abbr.), 3 letters
Columbo et al. (Abbr.), 3 letters
Fire dept. positions, 3 letters
Flap and Fuzz of Beetle Bailey: Abbr., 3 letters
Football linemen: Abbr., 3 letters
Future captains, maybe: Abbr., 3 letters
Fuzz and Flap, in the comics: Abbr., 3 letters
Gridiron positions: Abbr., 3 letters
Kojak and Columbo (abbr.), 3 letters
Kojak and Crocker: Abbr., 3 letters
LAPD's Columbo et al., 3 letters
NFL greats Tomlinson and Taylor, 3 letters
O.T.C. grads, perhaps, 3 letters
Some JAG roles: Abbr., 3 letters
Some blockers: Abbr., 3 letters
Some commissioned offs., 3 letters
Some football linemen: abbr., 3 letters
Some linemen in football: abbr., 3 letters
Some linemen: abbr., 3 letters
Some naval officers (abbr.), 3 letters
Some navy officers: Abbr., 3 letters
Some offensive line players, for short, 3 letters
Some offensive linemen: Abbr., 3 letters
Some officers, in police procedurals: abbr., 3 letters
Some officers: abbr., 3 letters
Some police dept. personnel, 3 letters
Some U.S.N.A. grads, 3 letters
Some USAF commissioned officers, 3 letters
Space Shuttle monitoring system: abbrev., 3 letters
Subordinates of capts., 3 letters
They rank below capts., 3 letters
They're subordinate to capts., 3 letters
Underlings of a capt., 3 letters