ExternalDataCharacterEncoding is a global option that specifies the character encoding used in reading and writing plain text data outside of Mathematica.
ForwardBackward is a symbol that represents alternate forward and backward motion or animation.
FrameBoxOptions -> {opt_1 -> val_1, opt_2 -> val_2, ...} is an option for cells that specifies default settings.
Front
(Built-in Mathematica Symbol) Front is a symbol that represents the front of a graphic for purposes of placement and alignment.
GreaterEqualLess[x, y, ...] displays as x \[GreaterEqualLess] y \[GreaterEqualLess] ....
GreaterFullEqual[x, y, ...] displays as x \[GreaterFullEqual] y \[GreaterFullEqual] ....
GreaterGreater[x, y, ...] displays as x \[GreaterGreater] y \[GreaterGreater] ....
GreaterLess[x, y, ...] displays as x \[GreaterLess] y \[GreaterLess] ....
GreaterSlantEqual[x, y, ...] displays as x \[GreaterSlantEqual] y \[GreaterSlantEqual] ....
GreaterTilde[x, y, ...] displays as x \[GreaterTilde] y \[GreaterTilde] ....