Simple past tense and past participle of quicken.(verb)
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Use "quickened" in a sentence
"The face which had been drained of all expression quickened into agonized feeling."
"A familiar letter sprang out at him, each word quickened by its glaring garb of type."
"Christ was quickened, that is to say, was active, in His own spirit state, although His body was inert and in reality dead at the time; and that _in_ that disembodied state He went and preached to the disobedient spirits."