ballpark vs orbit

ballpark and orbit both are nouns.

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

As nouns, orbit is a hypernym of ballpark; that is, orbit is a word with a broader meaning than ballpark:

Other hypernyms of ballpark include ambit, compass, range, reach, scope.

ballpark (noun)	orbit (noun)
a facility in which ball games are played (especially baseball games)	an area in which something acts or operates or has power or control:
near to the scope or range of something	the bony cavity in the skull containing the eyeball
	the (usually elliptical) path described by one celestial body in its revolution about another
	the path of an electron around the nucleus of an atom
	a particular environment or walk of life

ballpark (verb)	orbit (verb)
	move in an orbit