unlock

To undo (a lock) by turning a key or corresponding part.

To undo the lock of.

To give access to; open.

To set free; release.

To provide a key to; disclose or reveal.

To become unfastened, loosened, or freed from something that restrains.

To unfasten, as something which has been locked; open, as what has been shut, closed in, or protected by a lock: as, to unlock a door or a chest.

To open, in general; lay open.

To spread out.