Obedient (adjective)
Willing to comply with the commands, orders, or instructions of those in authority.
“Jessica was so intensely obedient of her parents that her brother sometimes thought she was a robot.”
Obedient (noun)
One who obeys.
Obey (verb)
To do as ordered by (a person, institution etc), to act according to the bidding of.
Obey (verb)
To do as one is told.
Obey (verb)
To be obedient, compliant (to a given law, restriction etc.).
Wiktionary