extend
/ɛkˈstɛnd/
To increase in extent.
To possess a certain extent; to cover an amount of space.
The desert extended for miles in all directions.
To cause to increase in extent.
To cause to last for a longer period of time.
To straighten (a limb).
To bestow; to offer; to impart; to apply.
to extend credit to a valued customer
To increase in quantity by weakening or adulterating additions.
To value, as lands taken by a writ of extent in satisfaction of a debt; to assign by writ of extent.
Of a class: to be an extension or subtype of, or to be based on, a prototype or a more abstract class.
The classes Person and Dog extend the class Animal.
To reenlist for a further period.