rest (rĕst)

1. Cessation of work, exertion, or activity.
2. Peace, ease, or refreshment resulting from sleep or the cessation of an activity.
3. Sleep or quiet relaxation.
4. Mental or emotional tranquillity.
5. A device used as a support, as for the back.
6. A group of embryonic cells or a portion of fetal tissue that has become displaced during development.
7. An extension from a prosthesis that gives vertical support to a dental restoration.

1. To cease motion, work, or activity.
2. To lie down, especially to sleep.
3. To be supported or based; lie, lean, or sit.