Simple past tense and past participle of barter.(verb)
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Use "bartered" in a sentence
"The soldiers were met by wranglers from Trabandt's ranch who played the role of tribesmen and "bartered" for the use of their animals."
"Even if the stocks didn't have to be converted to money to harness their value, but were instead "bartered" for something, the same principal would apply."
"The ladies "bartered" skills; mother was a mender and chutney and jelly maker-one of the ladies 'nephews provided homegrown fruit."