To maintain or enhance enthusiasm or confidence; to lift the spirits of.
To support or maintain at a high level.
To keep afloat or aloft; used with up.
To mark with a buoy.
A life-buoy; a life preserver.
A float moored in water to mark a location, warn of danger, indicate a navigational channel or for other purposes
To encourage a behavior or emotion.
To attend to or supply a furnace with fuel; to act as a stoker or fireman.
To poke, pierce, thrust.
To feed, stir up, especially, a fire or furnace.
An act of poking, piercing, thrusting