Meaning

noun a relaxed comfortable feeling

noun a feeling of lack of interest or energy

noun inactivity; showing an unusual lack of energy

originThe noun is derived from Middle English langore, langour (“disease, illness; misery, sadness; suffering; condition or event causing sadness, suffering, etc.; unwholesomeness; idleness, inertia; depression, self-disgust; expression of grief”) [and other forms], from Middle French languer, langueur, langour, and Anglo-Norman langor, langour, langur, Old French langueur, languour (“disease, illness;…

Etymology from Wiktionary, CC BY-SA 3.0