miserere

noun4

1. •
   An expression of lamentation or complaint.
2. •
   A small projecting boss or bracket on the underside of the hinged seat of a church stall, intended to give some support to a standing worshipper when the seat is turned up; a misericord.
3. •
   A medieval dagger, used for the mercy stroke to a wounded foe; misericord.
4. •
   Ileus.