Cases of word usage

1) (a group of voters living in) a town or district that sends a representative to Parliament (constituency)

2) a person given a responsibility (especially a representative sent to a meeting) (delegate)

3) to take away the right of (a person) to send a representative to parliament or the right to vote for a parliamentary representative (disfranchise)

4) (of) a person having full power to act, make decisions etc as an official representative (of a government etc) (plenipotentiary)

5) a person taking an active part in government, especially as an elected representative (politician)

6) repertory; representative (rep)

7) a person speaking, or chosen, as the representative of a group (spokesperson)

8) being a good representative example (of a particular kind of person, thing) (typical)

9) not representative (unrepresentative)