lambaste \lam-BAYST\, transitive verb:
1. To give a thrashing to; to beat severely.
2. To scold sharply; to attack verbally; to berate.

Eventually, at a 1965 conference of African and Asian revolutionaries in Algiers, he exploded, publicly lambasting the Russian leaders as “accomplices to imperialist exploitation.”
—Peter Canby, “Poster Boy for the Revolution”

Dude, “lambaste” totally rocks. I’m going to accuse someone of lambasting me.