In honor of All Hallow's Even (or the festival of Samhain if you prefer the holiday's pagan roots), this week all of our words describe various state of darkness:
That's not even to mention words like caliginous (dark and gloomy), fuscous (dusky), fuliginous (sooty), and atramentous (inky black). There sure are a lot of words for darkness in the English language!