Obedient : complying or willing to comply with an order or request; submissive to another's authority.Punctual : happening or doing something at the agreed or proper time.Regular : arranged in or constituting a constant or definite pattern, especially with the same space between individual instances.Aimless : without purpose or direction.Desultory : lacking a plan, purpose, or enthusiasm.Synonym of Desultory is Aimless