plutonic rock vs batholite

plutonic rock and batholite both are nouns.

Word	Noun	Adjective	Verb	Adverb
plutonic rock	Yes	No	No	No
batholite	Yes	No	No	No

As nouns, plutonic rock and batholite are synonyms defined as:

plutonic rock and batholite: large mass of intrusive igneous rock believed to have solidified deep within the earth

Other synonyms of plutonic rock include batholith, pluton.

plutonic rock (noun)	batholite (noun)
large mass of intrusive igneous rock believed to have solidified deep within the earth	large mass of intrusive igneous rock believed to have solidified deep within the earth