What is "lutgardis"

Saint Lutgardis of Aywières (; 1182 – 16 June 1246; also spelled Lutgarde) was a Flemish saint. She was born in Tongres in Belgium (for which she is also called "Lutgardis of Tongres"), and entered into religious orders at the age of twelve. During her life various miracles were attributed to her, and she is known to have experienced religious ecstasies. Her feast day is June 16.