coat of mail vs cannon

coat of mail and cannon both are nouns.

Word	Noun	Adjective	Verb	Adverb
coat of mail	Yes	No	No	No
cannon	Yes	No	Yes	No

coat of mail (noun)	cannon (noun)
armor that protects the wearer's whole body	a shot in billiards in which the cue ball contacts one object ball and then the other
	lower part of the leg extending from the hock to the fetlock in hoofed mammals
	a large artillery gun that is usually on wheels
	heavy automatic gun fired from an airplane
	(Middle Ages) a cylindrical piece of armor plate to protect the arm
	heavy gun fired from a tank

coat of mail (verb)	cannon (verb)
	fire a cannon
	make a cannon