ground vs object

ground and object both are nouns.

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

As nouns, object is a hypernym of ground; that is, object is a word with a broader meaning than ground:

Other hypernyms of ground include physical object.

As nouns, object is a hypernym of ground; that is, object is a word with a broader meaning than ground:

ground: material in the top layer of the surface of the earth in which plants can grow (especially with reference to its quality or use)
object: a tangible and visible entity; an entity that can cast a shadow

Other hypernyms of ground include physical object.

ground (noun)	object (noun)
the first or preliminary coat of paint or size applied to a surface	a tangible and visible entity; an entity that can cast a shadow
(art) the surface (as a wall or canvas) prepared to take the paint for a painting	the goal intended to be attained (and which is believed to be attainable)
a connection between an electrical device and a large conducting body, such as the earth (which is taken to be at zero voltage)	the focus of cognitions or feelings
the part of a scene (or picture) that lies behind objects in the foreground	(computing) a discrete item that provides a description of virtually anything known to a computer
a relatively homogeneous percept extending back of the figure on which attention is focused	(grammar) a constituent that is acted upon
a position to be won or defended in battle (or as if in battle)
a rational motive for a belief or action
the solid part of the earth's surface
material in the top layer of the surface of the earth in which plants can grow (especially with reference to its quality or use)
a relation that provides the foundation for something
the loose soft material that makes up a large part of the land surface

ground (verb)	object (verb)
use as a basis for; found on	express or raise an objection or protest or criticism or express dissent
instruct someone in the fundamentals of a subject	be averse to or express disapproval of
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