aerˇoˇbatˇics
noun
1. ( used with a plural verb ) stunts performed in flight by an airplane, glider, or the like.
2. ( used with a singular verb ) the art or technique of performing such stunts.
Related forms
aerˇoˇbatˇic, adjective
acˇroˇbatˇic
adjective
1. of, pertaining to, or like an acrobat or acrobatics.
2. having the good balance, agility, and coordination of an acrobat.
Curious? I suspect the term "acrobatic" is used due to being an adjective, as in "acrobatic endorsement", whilst "aerobatic" is a noun?
I guess the holder of an acrobatic endorsement is authorised to perform aerobatics?