What is the meaning of Languish?

To lose strength and become weak; to be in a state of weakness or sickness.

To pine away in longing for something; to have low spirits, especially from lovesickness.

To live in miserable or disheartening conditions.

To be neglected; to make little progress, be unsuccessful.

To make weak; to weaken, devastate.

To affect a languid air, especially disingenuously.

Source: wiktionary.org