anchor(A format code in a desktop publishing or word processing document that keeps an element in the document, such as a figure or a caption or a label associated with the figure, in a certain position in the document. The anchored object is generally attached to another element in the document)
snap(To move an object, such as a window or an app, into a locked position on the screen); dock(To manipulate an interface element, such as a toolbar or panel, in order to align it with the edge of another interface element, typically a window or pane)