The Collaborative International Dictionary of English v.0.48:

Lordliness \Lord"li*ness\, n. [From Lordly.]
   The state or quality of being lordly. --Shak.
   [1913 Webster]

WordNet (r) 3.0 (2006):

lordliness
    n 1: formality in bearing and appearance; "he behaved with great
         dignity" [syn: dignity, lordliness, gravitas]
    2: overbearing pride evidenced by a superior manner toward
       inferiors [syn: arrogance, haughtiness, hauteur, high-
       handedness, lordliness]