True if the specified index contains separate headings for accented letters (for example, words that begin with "À" are under one heading and words that begin with "A" are under another). Read/write Boolean.
Example
This example formats the first index in the active document in a single column, with the appropriate letter preceding each alphabetic group and separate headings for accented letters.
If ActiveDocument.Indexes.Count >= 1 Then
With ActiveDocument.Indexes(1)
.HeadingSeparator = wdHeadingSeparatorLetter
.NumberOfColumns = 1
.AccentedLetters = True
End With
End If