Window showing a large part of the context. May be disabled.
Alt+V
The context window can be docked or floating. When docked you may resize it horisontically. When floating it can be resized vertically as well.
The font will always be the one chosen in Setup/layout configuration/visual settings, but the context window font size may be changed.
Docked to the right
Floating
Floating below widescreen window
Double click on top of context window to switch between docked and floating states
See also: