oil production vs drilling

oil production and drilling both are nouns.

Word	Noun	Adjective	Verb	Adverb
oil production	Yes	No	No	No
drilling	Yes	No	No	No

As nouns, oil production and drilling are synonyms defined as:

oil production and drilling: the act of drilling a hole in the earth in the hope of producing petroleum

Other synonyms of oil production include boring.

oil production (noun)	drilling (noun)
the act of drilling a hole in the earth in the hope of producing petroleum	the act of drilling a hole in the earth in the hope of producing petroleum
	the act of drilling