(ˈɡruːsəm) adj an archaic or US spelling of gruesome
grue•some
(ˈgru səm)
adj. 1. causing horror and repugnance: a gruesome murder. 2. full of problems; distressing. [1560–70; obsolete or dial. grue to shudder (Middle English < Scandinavian; compare early Dan grue, early Swedish grua shudder) + -some1]grue′some•ly,adv. grue′some•ness,n. ThesaurusSeegruesome