Line 4. The delay of Conall and Fergus leads to nothing, it is perhaps an introduction from some third form of the story.
Line 19. Leborcham is, in the story of Deirdre, Deirdre's nurse and confidant.
Line 26. "Their three blemishes."
This disfigurement of the women of Ulster in honour of their chosen heroes seems to point to a worship of these heroes as gods in the original legend. It may, however, be a sort of rough humour intentionally introduced by the author of the form of the story that we call the Antiquarian form; there are other instances of such humour in this form of the story.