A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

The base upon which the structure or wall rests; usually masonry, concrete, or stone, and generally partially underground.

The action for which an item, component, or system is specially fitted or used or for which an item, component or system exists; to be in action or perform a task.

Performing, or able to perform, a function.