DisableCharacterSpaceGrid Property
True if Microsoft Word ignores the number of characters per line for the corresponding Font or Range object. Returns wdUndefined if the DisableCharacterSpaceGrid property is set to True for only some of the specified font or range. Read/write Boolean.
Example
This example signals Microsoft Word to ignore the number of characters per line for the selected text.
With Selection.Font
.DisableCharacterSpaceGrid = True
End With