languid

Concise Oxford English Dictionary © 2008 Oxford University Press:
languid/ˈlaŋɡwɪd/

▶adjective

• 1 having or showing a disinclination for physical exertion.

• 2 weak or faint from illness or fatigue.

– derivatives
languidly adverb,
languidness noun.

– origin C16: from Fr. languide or L. languidus, from languere (see languish).