Find out that word, the spelling of which is wrong.

The correct answer is A. Involutary. The correct spelling is involuntary.

Involuntary means not done by choice or under one’s control. It is an adjective.

Anxiety is a feeling of worry, nervousness, or unease, typically about an imminent event or something with an uncertain outcome. It is

Recuperate means to recover from an illness or injury. It is a verb.

Languish means to become weak or feeble through illness, lack of nourishment, or other causes. It is a verb.