Simple past tense and past participle of long.(verb)
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Use "longed" in a sentence
"But he knew this much, that, since he had begun to think about and talk to her, he longed -- yes, _longed_ -- with all his heart to have her come to Christ."
"McCain longed for the media to love him like they always did when he would diss a republican, once he became the Republican nominee for president, every Democrat and their media hated him wish a passion that the right only has for Osama Bin Laden."
"And now I am here and the time for which we longed is here, too."