The Collaborative International Dictionary of English v.0.48:
Demagogic \Dem`a*gog"ic\, Demagogical \Dem`a*gog"ic*al\, a. [Gr. dhmagwkiko`s: cf. F. d['e]magogique.] Relating to, or like, a demagogue; factious. [1913 Webster]WordNet (r) 3.0 (2006):
demagogical adj 1: characteristic of or resembling a demagogue; "demagogic speeches" [syn: demagogic, demagogical]