grisly / gristly / grizzly
Horrible, full of gristle, and the bear.
Grisly means horrible: a grisly scene. Gristly means full of gristle: a gristly cut. Grizzly is the bear, or grayish: a grizzly bear, grizzly hair. Do not write grizzly scene for a horror.
Examples
Usea grisly wreck
Usea gristly steak
Usea grizzly in the pass
Avoida grizzly wreck