Simple past tense and past participle of outshine.(verb)
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Use "outshined" in a sentence
"Come to think of it, "outshined" probably would have a much lower public profile without Soundgarden."
"Republican National Chairman Michael Steele said it was "unfortunate that the president's star power has outshined tireless advocates who have made real achievements working towards peace and human rights.""
"Though would also add a kick arse or strong heroine, that doesn't get totally outshined (is that a word?) by the hero."