mound vs baseball equipment

mound and baseball equipment both are nouns.

Word	Noun	Adjective	Verb	Adverb
mound	Yes	No	Yes	No
baseball equipment	Yes	No	No	No

As nouns, baseball equipment is a hypernym of mound; that is, baseball equipment is a word with a broader meaning than mound:

mound (noun)	baseball equipment (noun)
the position on a baseball team of the player who throws the ball for a batter to try to hit	equipment used in playing baseball
structure consisting of an artificial heap or bank usually of earth or stones
(baseball) the slight elevation on which the pitcher stands
a collection of objects laid on top of each other
a small natural hill

mound (verb)	baseball equipment (verb)
form into a rounded elevation