Noun

(wikipedia superintendent) (en noun)

A person who is authorized to supervise, direct or administer something.

A police rank used in Commonwealth countries, ranking above chief inspector, and below chief superintendent.

*{{quote-book, year=1928, author=Lawrence R. Bourne

, title=Well Tackled! , chapter=7 citation , passage=“No, don't,” replied the superintendent ; “in fact, I'd rather you made yourself conspicuous elsewhere. Go down to the landing stage and cross to New Brighton or Wallasey—doesn't matter which—and come back. No doubt you will be seen, and reported to have gone across.”}}

The manager of a building, usually a communal residence, who is responsible for keeping the facilities functional and often collecting rent or similar payments, either as also the building's landlord or on behalf of same. Often abbreviated "super".

(chiefly, US) A janitor.

Noun

(en noun)

One who makes observations, monitors or takes notice

Most impartial observers agreed that Sampras had not served well.

One who adheres or follows laws, guidelines, etc.

I shall be an observer of the local customs.

A person sent as a representative, to a meeting or other function to monitor but not to participate

The UN sent many observers to the country's first elections.

(military) A crew member on an aircraft who makes observations of enemy positions or aircraft

The only crew-member to survive the crash was the Canadian observer .

(military) A sentry etc. manning an observation post

We waited till dusk when the observers' vision was poorest.