ballpark vs ball

ballpark and ball both are nouns.

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

ballpark (noun)	ball (noun)
a facility in which ball games are played (especially baseball games)	a pitch that is not in the strike zone
near to the scope or range of something	a ball game played with a bat and ball between two teams of nine players; teams take turns at bat trying to score runs
	round object that is hit or thrown or kicked in games
	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

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