Simple past tense and past participle of perfect.(verb)
That has been made perfect:(adjective)
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Use "perfected" in a sentence
"Though she didn't explain it, the way she used the word perfected theologically."
"The word perfected in this scripture translates from the original meaning to be MATURE, so we will be matured through our sufferings just as Christ was matured through His."
"It’s a shame because the bleak and oppressive atmosphere that Silent Hill has perfected is rendered utterly redundant."