rock outcrop vs outcrop

rock outcrop and outcrop both are nouns.

Word	Noun	Adjective	Verb	Adverb
rock outcrop	Yes	No	No	No
outcrop	Yes	No	Yes	No

As nouns, rock outcrop and outcrop are synonyms defined as:

rock outcrop and outcrop: the part of a rock formation that appears above the surface of the surrounding land

Other synonyms of rock outcrop include outcropping.

rock outcrop (noun)	outcrop (noun)
the part of a rock formation that appears above the surface of the surrounding land	the part of a rock formation that appears above the surface of the surrounding land

rock outcrop (verb)	outcrop (verb)
	appear on the surface, come to the surface on the ground