ball vs hill

ball and hill both are nouns.

Word	Noun	Adjective	Verb	Adverb
ball	Yes	No	Yes	No
hill	Yes	No	Yes	No

ball (noun)	hill (noun)
a pitch that is not in the strike zone	(baseball) the slight elevation on which the pitcher stands
a ball game played with a bat and ball between two teams of nine players; teams take turns at bat trying to score runs	structure consisting of an artificial heap or bank usually of earth or stones
round object that is hit or thrown or kicked in games	a local and well-defined elevation of the land
a spherical object used as a plaything
a solid projectile that is shot by a musket
a more or less rounded anatomical body or mass
one of the two male reproductive glands that produce spermatozoa and secrete androgens
a lavish dance requiring formal attire
a compact mass
an object with a spherical shape

ball (verb)	hill (verb)
form into a ball by winding or rolling	form into a hill
to live very well