Simple past tense and past participle of captivate.(verb)
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Use "captivated" in a sentence
"For Nikki Haley, the South Carolina Republican nominee for governor whose come-from-behind primary win captivated her party nationwide, the final weeks of the campaign have been bittersweet."
"Jury Comments: Among many brilliant performances we found one in particular that captivated from the first frame of the film and held us through a long and difficult journey."
"The story was so beautifully written, that I was captivated from the start and never once wanted to put it down."