To wait for; to await; to remain, abide, or be in store for.
To be present with; to accompany; to be united or consequent to.
To be present at (an event or place) in order to take part in some action or proceedings; to regularly go to (an event or place).
To wait upon as a servant etc.; to accompany to assist (someone).
To turn one's consideration (to); to deal with (a task, problem, concern etc.), to look after.
To go to (a place) for some purpose (with at).
To keep safe; to defend; to guard; to prevent harm coming to.
To book a passenger on a later flight if there is a chance they will not be able to board their earlier reserved flight.