To provide protection of defense for something.
To fortify something with a wall or rampart.
A defensive wall or rampart.
A defense or safeguard.
A breakwater.
Any means of defence or security.
The planking or plating along the sides of a nautical vessel above her gunwale that reduces the likelihood of seas washing over the gunwales and people being washed overboard.
To make safe; to relieve from apprehensions of, or exposure to, danger; to guard; to protect.
To make fast; to close or confine effectually; to render incapable of getting loose or escaping.
To get possession of; to make oneself secure of; to acquire certainly.
To put beyond hazard of losing or of not receiving; to make certain; to assure; frequently with against or from, or formerly with of.
Free from the danger of theft; safe.
Certain to be achieved or gained; assured.
Free from attack or danger; protected.
Free from the risk of eavesdropping, interception or discovery; secret.
Confident in opinion; not entertaining, or not having reason to entertain, doubt; certain; sure; commonly used with of.
Free from anxiety or doubt; unafraid.
Free from the risk of financial loss; reliable.
Firm and not likely to fail; stable.