histrionical
His`tri*on"ic, His`tri*on"ic*al, a. Etym: [L. histrionicus: cf. F. histronique. See Histrion.] Defn: Of or relating to the stage or a stageplayer; befitting a theatre; theatrical; -- sometimes in a bad sense. -- His`tri*on"ic*al*ly, adv. Tainted with false and histrionic feeling. De Quincey.