The Collaborative International Dictionary of English v.0.48:
Affectedness \Af*fect"ed*ness\, n. Affectation. [1913 Webster]WordNet (r) 3.0 (2006):
affectedness n 1: the quality of being false or artificial (as to impress others) [ant: unaffectedness] 2: a deliberate pretense or exaggerated display [syn: affectation, mannerism, pose, affectedness]