languid

Short definition from Wiktionary

Adjective

1. 1
   Of a person or animal, or their body functions: flagging from weakness, or inactive or weak, especially due to illness or tiredness; faint, listless.
2. 2
   Of a person or their movement: showing a dislike for physical effort; leisurely, unhurried.
3. 3
   Of a person or their actions, character, etc.: lacking drive, emotion, or enthusiasm; apathetic, listless, spiritless, unenthusiastic.
4. 4
   Of a colour: not bright; dull, muted.
5. 5
   Of an idea, writing, etc.: dull, uninteresting.
6. 6
   Of a period of time: characterized by lack of activity; pleasant and relaxed; unstressful.
7. 7
   Of a thing: lacking energy, liveliness, or strength; inactive, slow-moving, weak.

Noun

1. 1
   Synonym of languet (“a flat plate in (or opposite and below the mouth of) the pipe of an organ”).