Use 'disparagingly' when expressing negative opinions that belittle someone or something. His colleagues talked disparagingly about his outdated fashion sense.
Pro Tip 2/3
Criticism Context
Ideal for contexts where criticism is being conveyed subtly or openly. The critic wrote disparagingly about the film's failure to address the main issue.
Pro Tip 3/3
Verbal Disapproval
Use it to describe speech that expresses a strong disapproval or undervalues something. He spoke disparagingly about the new policy, claiming it would never work.