AnimationSettings.TextUnitEffect (PowerPoint)
Indicates whether the text in the specified shape is animated paragraph by paragraph, word by word, or letter by letter. Possible return values are ppAnimateByCharacter - Text-unit effects are animated by character, ppAnimateByParagraph - Text-unit effects are animated by paragraph, ppAnimateByWord - Text-unit effects are animated by word, ppAnimateUnitMixed - Text-unit effects are animated in a mixed manner.
The value of the TextUnitEffect property can be one of these PpTextUnitEffect constants.
ActivePresentation.Slides(2).Shapes(2).AnimationSettings.TextUnitEffect = ppAnimateByCharacter