Crossword clues for the word: NIGHTMARES The word NIGHTMARES has appeared as an answer to at least 11 crossword clues on different crossword puzzles. Crossword clues for NIGHTMARES Showing 1 to 11 of 11 results Clue(s) Bad dreams Cowboy's bad dreams? Female equines that run after dark? Frightening experiences Nocturnal females? Nocturnal phenomena. Scary experiences Scary experiences in bed Terrifying dreams Unpleasant experiences What horses keep late hours?