The verb deride means to say that someone or something is stupid or has no value.

Synonyms are disdain, mock, ridicule, or scorn.

The word origins from Middle French (1520s) derider, and Latin deridere meaning “to ridicule, laugh to scorn”. It comes from de meaning “down” plus ridere meaning “to laugh”.

Scholars deride it as inauthentic.

People often deride what they understand the least.

Her suggestion was much derided by her colleagues, but it was proven effective.