Discountenance refers to disapproval or dislike towards something or someone. The antonyms for discountenance are approval, favor, commendation, encouragement, and support. Approval is the opposite of discountenance because it suggests a positive attitude towards something. Favor is another antonym for discountenance, meaning to support or have one's back. Commendation, as an antonym, means to praise or admire. Encouragement is an antonym of discountenance because it means to inspire or motivate. Lastly, support is a critical antonym of discountenance because it suggests assistance or aid provided to someone or something.