valve vs heart

valve and heart both are nouns.

Word	Noun	Adjective	Verb	Adverb
valve	Yes	No	No	No
heart	Yes	No	No	No

valve (noun)	heart (noun)
one of the paired hinged shells of certain molluscs and of brachiopods	a playing card in the major suit that has one or more red hearts on it
the entire one-piece shell of a snail and certain other molluscs	the courage to carry on
control consisting of a mechanical device for controlling the flow of a fluid	an inclination or tendency of a certain kind
device in a brass wind instrument for varying the length of the air column to alter the pitch of a tone	the hollow muscular organ located behind the sternum and between the lungs; its rhythmic contractions move the blood through the body
a structure in a hollow organ (like the heart) with a flap to insure one-way flow of fluid through it	the locus of feelings and intuitions
	the choicest or most essential or most vital part of some idea or experience
	a positive feeling of liking
	a firm rather dry variety meat (usually beef or veal)
	an area that is approximately central within some larger region
	a plane figure with rounded sides curving inward at the top and intersecting at the bottom; conventionally used on playing cards and valentines