bodybuilding vs anaerobic exercise

bodybuilding and anaerobic exercise both are nouns.

Word	Noun	Adjective	Verb	Adverb
bodybuilding	Yes	No	No	No
anaerobic exercise	Yes	No	No	No

As nouns, bodybuilding and anaerobic exercise are synonyms defined as:

bodybuilding and anaerobic exercise: exercise that builds muscles through tension

Other synonyms of bodybuilding include muscle building, musclebuilding.

bodybuilding (noun)	anaerobic exercise (noun)
exercise that builds muscles through tension	exercise that builds muscles through tension