Simple past tense and past participle of overpower.(verb)
Overly powerful(adjective)
Wiktionary.org : Text is available under the Creative Commons Attribution-ShareAlike License
Use "overpowered" in a sentence
"Something like that, to make it hard to use in overpowered ways …"
"The Argentine fans, including soccer great Diego Maradona, were subdued as Tursunov and Safin overpowered their opponents, conceding only one point in their first-set service games."
"Orford's chains, and he advances, evidently overpowered from the effects of his wound and want of food."