lumber vs grip

lumber and grip both are nouns.

Word	Noun	Adjective	Verb	Adverb
lumber	Yes	No	Yes	No
grip	Yes	No	Yes	No

lumber (noun)	grip (noun)
an implement used in baseball by the batter	the act of grasping
the wood of trees cut and prepared for use as building material	a portable rectangular container for carrying clothes
	the appendage to an object that is designed to be held in order to use or move it
	a flat wire hairpin whose prongs press tightly together; used to hold bobbed hair in place
	an intellectual hold or understanding
	worker who moves the camera around while a film or television show is being made
	the friction between a body and the surface on which it moves (as between an automobile tire and the road)

lumber (verb)	grip (verb)
cut lumber, as in woods and forests	hold fast or firmly
move heavily or clumsily	to grip or seize, as in a wrestling match
	to render motionless, as with a fixed stare or by arousing terror or awe