dour forbidding grim
dour%5:00:01:unpleasant:00 forbidding%5:00:00:unpleasant:00 grim%5:00:01:unpleasant:00
harshly uninviting or formidable in manner or appearance
a dour, self-sacrificing life a forbidding scowl a grim man loving duty more than humanity undoubtedly the grimmest part of him was his iron claw (J.M.Barrie)