human being vs hand

human being and hand both are nouns.

Word	Noun	Adjective	Verb	Adverb
human being	Yes	No	No	No
hand	Yes	No	Yes	No

human being (noun)	hand (noun)
any living or extinct member of the family Hominidae characterized by superior intelligence, articulate speech, and erect carriage	physical assistance
	terminal part of the forelimb in certain vertebrates (e.g. apes or kangaroos)
	a rotating pointer on the face of a timepiece
	the (prehensile) extremity of the superior limb
	ability
	one of two sides of an issue
	something written by hand
	a round of applause to signify approval
	the cards held in a card game by a given player at any given time
	a position given by its location to the side of an object
	a hired laborer on a farm or ranch
	a card player in a game of bridge
	a member of the crew of a ship
	a unit of length equal to 4 inches; used in measuring horses

human being (verb)	hand (verb)
	guide or conduct or usher somewhere
	place into the hands or custody of