Behind

1. At the back part; in the rear.
2. Backward in time or order of succession; past.
3. The backside; the rump.
4. Toward the back part or rear; backward; as, to look behind.
5. After the departure of another; as, to stay behind.
6. Left a distance by, in progress of improvement Hence: Inferior to in dignity, rank, knowledge, or excellence, or in any achievement.
7. On the side opposite the front or nearest part; on the back side of; at the back of; on the other side of; as, behind a door; behind a hill.
8. Left after the departure of, whether this be by removing to a distance or by death.
9. Not yet brought forward, produced, or exhibited to view; out of sight; remaining.