oast

As nouns the difference between mast and oast

is that mast is a tall, slim post or tower, usually tapering upward, used to support, for example, the sails on a ship, flags, floodlights, or communications equipment such as an aerial, usually supported by guy-wires while oast is a kiln for drying tobacco, malt and especially hops.

As a verb mast

is to supply and fit a mast to a ship.

As an initialism MAST

is initialism for military antishock trousers; inflatable trousers that apply pressure to the inferior half of a patient's body to decrease bloodloss and prevent the onset of shock similar to a tourniquet.

As a verb fast

is .

As a noun oast is

(british) a kiln for drying tobacco, malt and especially hops.

As nouns the difference between cast and oast

is that cast is moment or cast can be luck, fortune while oast is (british) a kiln for drying tobacco, malt and especially hops.

As a verb last

is .

As a noun oast is

(british) a kiln for drying tobacco, malt and especially hops.