rockiest >> ˈrɒki
Definition: [adjective] consisting or full of rock or rocks.
Example: a rocky crag above the village
Definition: [adjective] tending to rock or shake; unsteady.
Example: older types of sash windows are a bit rocky
Definition: [adjective] difficult and full of problems.
Example: the marriage seemingly got off to a rocky start
Definition: [adjective] relating to or characteristic of rock music.
Example: rocky and acoustic folk bands