bowls vs lawn bowling

bowls and lawn bowling both are nouns.

Word	Noun	Adjective	Verb	Adverb
bowls	Yes	No	No	No
lawn bowling	Yes	No	No	No

As nouns, bowls and lawn bowling are synonyms defined as:

bowls and lawn bowling: a bowling game played on a level lawn with biased wooden balls that are rolled at a jack

bowls (noun)	lawn bowling (noun)
a bowling game played on a level lawn with biased wooden balls that are rolled at a jack	a bowling game played on a level lawn with biased wooden balls that are rolled at a jack