set about — to put (something or someone) in a particular place: to set a vase on a table.
set out — to put (something or someone) in a particular place: to set a vase on a table.
set sail — an area of canvas or other fabric extended to the wind in such a way as to transmit the force of the wind to an assemblage of spars and rigging mounted firmly on a hull, raft, iceboat, etc., so as to drive it along.
board — A board is a flat, thin, rectangular piece of wood or plastic which is used for a particular purpose.