Simple past tense and past participle of aid.(verb)
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Use "aided" in a sentence
"This title aided to promote and at the same time to justify the strong tendency towards independence that was quite manifest in its relations with Rome, a trait which it shared with its less fortunate rival, Ravenna, that never obtained the patriarchial dignity."
"But those folks left unhappy and Rose's buds left elated following the Spurs '84-79 win aided in a big way by Rose."
"Dante's "Inferno" in Italian aided by Rivarol's translation, of which I possessed the _very copy_ stamped with the royal arms, and containing the author's autograph, which had been presented to the King."