- tenure, term of office, incumbency - the term during which some position is held
--1 is a kind of term
--1 has particulars: presidency, presidential term, administration - incumbency - a duty that is incumbent upon you
--2 is a kind of duty, responsibility, obligation
- incumbency - the office of an incumbent
--3 is a kind of position, post, berth, office, spot, billet, place, situation
- incumbency - the office of an incumbent