Range.Delete Method (Word)
Deletes the specified number of characters or words.
expression .Delete(Unit, Count)
expression Required. A variable that represents a Range object.
The unit by which the collapsed range is to be deleted. Can be one of the WdUnits constants.
The number of units to be deleted. To delete units after the range, collapse the range and use a positive number. To delete units before the range, collapse the range and use a negative number.
This example selects and deletes the contents of the active document.