chokeholds and neck snapping.
and possible interrogations.
ie drag a raider behind a shack, ask him for intel on his camp..
As for the first - it would be nice if the FO3 games had some of VtM - Bloodlines Sneak Kill animations...
But as for the later...This is not "The Punisher", so I think not <_< . At most we'll just have the option to intimidate someone in dialouge for info, I'd say.