John Barleycorn is a phrase often used to refer to whiskey or other alcoholic beverages. The antonyms for such a phrase would be sobriety or temperance. Sobriety refers to the state of being sober, that is, not being affected by alcohol or any other drugs. It is the opposite of intoxication, where a person loses control of their senses and judgment due to the consumption of alcohol. Temperance, on the other hand, refers to the practice of moderation in drinking alcohol or other substances. It entails self-control and avoiding excessive consumption of alcohol or other substances leading to addiction. Both sobriety and temperance promote healthy living and sound decision-making, making them desirable qualities as antonyms for John Barleycorn.