ball vs ground

ball and ground both are nouns.

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

ball (noun)	ground (noun)
a pitch that is not in the strike zone	the first or preliminary coat of paint or size applied to a surface
a ball game played with a bat and ball between two teams of nine players; teams take turns at bat trying to score runs	(art) the surface (as a wall or canvas) prepared to take the paint for a painting
round object that is hit or thrown or kicked in games	a connection between an electrical device and a large conducting body, such as the earth (which is taken to be at zero voltage)
a spherical object used as a plaything	the part of a scene (or picture) that lies behind objects in the foreground
a solid projectile that is shot by a musket	a relatively homogeneous percept extending back of the figure on which attention is focused
a more or less rounded anatomical body or mass	a position to be won or defended in battle (or as if in battle)
one of the two male reproductive glands that produce spermatozoa and secrete androgens	a rational motive for a belief or action
a lavish dance requiring formal attire	the solid part of the earth's surface
a compact mass	material in the top layer of the surface of the earth in which plants can grow (especially with reference to its quality or use)
an object with a spherical shape	a relation that provides the foundation for something
	the loose soft material that makes up a large part of the land surface

ball (verb)	ground (verb)
form into a ball by winding or rolling	use as a basis for; found on
to live very well	instruct someone in the fundamentals of a subject
	place or put on the ground
	confine or restrict to the ground
	connect to a ground
	cover with a primer; apply a primer to
	fix firmly and stably
	(baseball) a hit that travels along the playing field.
	throw to the ground in order to stop play and avoid being tackled behind the line of scrimmage
	hit or reach the ground
	bring to the ground