Simple past tense and past participle of frill.(verb)
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Use "frilled" in a sentence
"She sat now on a little stool that she had made for herself of empty tomato cans, covered with gaily flowered cretonne, and drawing back the muslin frilled curtains, looked wearily over the fields."
"One of his wooden-made yankee clocks is here – its case displaying "a most elegant picture" of Cupid, in frilled trowsers and morocco boots, the American prototype of the little god not being allowed to appear so scantily clad as he is generally represented."
"We allude to the lizard with a frill round its neck, which has been universally likened to that worn by Queen Elizabeth: it is called the frilled agama."