obedient

adj

1. Willing to comply with the commands, orders, or instructions of those in authority; biddable.

   “Jessica was so intensely obedient of her parents that her brother sometimes thought she was a robot.”

noun

1. One who obeys.

   “Damn the obedients and hail the defiants if you will; the experiment does not motivate confidence about how particular subjects would behave in markedly dissimilar situations.”