DefaultFormatType is an option for cells that specifies the format used for displaying expressions in a newly created cell.
DefaultInlineFormatType is an option for cells that specifies the format used for displaying expressions in a newly created inline cell.
DiacriticalPositioning is an option for UnderscriptBox and related boxes that specifies how close diacritical characters are drawn to the base character.
Epilog
(Built-in Mathematica Symbol) Epilog is an option for graphics functions that gives a list of graphics primitives to be rendered after the main part of the graphics is rendered.
Messages[symbol] gives all the messages assigned to a particular symbol.
MultilaunchWarning is a global option that specifies whether a warning is given when you try to modify user preferences while running two copies of Mathematica simultaneously.
Notebooks[] gives a list of notebooks currently open in the front end.
OptionInspectorSettings -> {opt_1 -> val_1, opt_2 -> val_2, ...} is a global option that specifies the display of options in the Option Inspector.
SessionTime[] gives the total number of seconds of real time that have elapsed since the beginning of your Mathematica session.
ShowShortBoxForm is an option for cells that specifies whether box expressions, which are used to represent two-dimensional forms in a cell, are displayed in a more compact ...