Definitions

1. verb

to speak ill of or calumniate someone or something

“She was accused of belittling her opponent’s qualifications.”

2. verb

to make something appear smaller or less important than it really is

“The company’s PR team worked to belittle the competitor’s new product launch.”

3. noun

a person who speaks ill of or calumniates others

“The gossip column was filled with belittlers who thrived on scandal.”