charnel, ghastly, sepulchral - gruesomely indicative of death or the dead; "a charnel smell came from the chest filled with dead men's bones"; "ghastly shrieks"; "the sepulchral darkness of the catacombs" Antonym:inoffensive (indirect, via offensive)
funereal, sepulchral - suited to or suggestive of a grave or burial; "funereal gloom"; "hollow sepulchral tones" Antonym:joyous (indirect, via joyless)