Noah Webster
Languid
LAN'GUID, adjective [Latin languidus, from langueo, to droop or flag. See Languish.]
1. Flagging; drooping; hence, feeble; weak; heavy; dull; indisposed to exertion. The body is languid after excessive action, which exhausts its powers.
2. Slow; as languid motion.
3. Dull; heartless; without animation.
And fire their languid soul with Cato's virtue.