acrobatics vs stunt flying

acrobatics and stunt flying both are nouns.

Word	Noun	Adjective	Verb	Adverb
acrobatics	Yes	No	No	No
stunt flying	Yes	No	No	No

As nouns, acrobatics and stunt flying are synonyms defined as:

acrobatics and stunt flying: the performance of stunts while in flight in an aircraft

Other synonyms of acrobatics include aerobatics, stunting.

acrobatics (noun)	stunt flying (noun)
the gymnastic moves of an acrobat	the performance of stunts while in flight in an aircraft
the performance of stunts while in flight in an aircraft