Cases of word usage

1) an officer in command of a country's warships, or of a fleet or squadron (admiral)

2) a law officer (who takes goods etc from a person who owes money) (bailiff)

3) an officer in command of a military establishment (commandant)

4) an officer in charge of a military operation (commander)

5) a police officer (cop)

6) a police officer whose job is to investigate a crime (detective)

7) a naval flag or banner; a naval officer of lowest rank (ensign)

8) of, affecting, all or nearly all; not special, local or particular; an army officer with the highest rank below Field Marshal (general)

9) an army officer below a captain; junior officer in the Navy (lieutenant)

10) an officer acting as a judge in the lowest courts; Justice of the Peace (magistrate)