Im·pas'sion transitive verb [ Prefix im- in + passion . Confer Empassion , Impassionate , v. ] To move or affect strongly with passion. [ Archaic] Chapman. Found on http://www.encyclo.co.uk/webster/I/16
impassion (verb form) To fill with passion; to arouse emotionally; to inflame with intense feeling; to infuse passion into; to stir the passions or feelings of; to excite deeply or strongly. Did you notice that the im- prefix of impassion and impassioned are intensive while the im- prefix used with the previous word (impassionate) has the me... Found on http://www.wordinfo.info/words/index/info/view_unit/2571/2