WindowFrame is a notebook option that specifies the type of frame to draw around the window in which the notebook is displayed on the screen.
WindowMovable is a notebook option that specifies whether to allow the window for the notebook to be moved around interactively on the screen.
WindowOpacity is a notebook option that determines the overall opacity of a displayed window.
WindowSize is a notebook option that specifies the size of window that should be used to display a notebook on the screen.
WindowTitle is an option that specifies the title to give for a window.
WindowToolbars is a notebook option that specifies the toolbars to include at the top of the window used to display the notebook on the screen.
With
(Built-in Mathematica Symbol) With[{x = x_0, y = y_0, ...}, expr] specifies that in expr occurrences of the symbols x, y, ... should be replaced by x_0, y_0, ....
Word
(Built-in Mathematica Symbol) Word represents a word in Read, Find, and related functions.
WordSearch is an option for Find and FindList that specifies whether the text searched for must appear as a word.
WordSeparators is an option for Read, Find, and related functions that specifies the list of strings to be taken as delimiters for words.