If you disparage someone or something, you speak about them in a way which shows that you do not have a good opinion of them. Larkin's tendency to disparage literature. to criticize someone or something in a way that shows you do not think they are very good or important (desparagier , from parage )
To dishonor by a comparison with what is inferior; to lower in rank or estimation by actions or words; to speak slightingly of; to depreciate; to undervalue