Simple past tense and past participle of avail.(verb)
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Use "availed" in a sentence
"To be precise the word availed means that they gave me, for reasonable sums of money, what the Law says is entirely legal—“hand relief.”"
"Gin availed himself of one of the comfortable seats that were available in the reception, and waited whilst the receptionist spoke quickly and quietly into a phone."
"But this great ally chanced to be out of town, and his name availed Maitland nothing in his interview with the Juge d'Instruction."