thegoatman over 13 years ago [hidden] No, the "mare" in "nightmare" refers to a demon, from Proto-Germinic *maron-; "mare" as in a horse is from Proto-Germanic *markhjon-. 1 Reply Copy ID Copy Link
Kuyukly over 13 years ago [hidden] It's a reference to one of the first books of the Xanth series by Piers Anthony, titled "Night Mare". 2 Reply Copy ID Copy Link