cauchemar

Noun

 * 1)  A demon or witch in French folklore that drains a sleeping person's energy by night.

Etymology
, from. . Compare 🇨🇬.
 * First element from, from the verb , from , from , of uncertain origin.
 * Second element from, from , from , from , from ; related to the homograph 🇨🇬. More at.

Noun

 * 1) nightmare

Usage notes
is often used with the transitive verb [to do/to make] instead of the verb  [to have]. = to have a nightmare.