Willing to conciliate, or to make concessions(adjective)
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Use "conciliatory" in a sentence
"KOCH: And, on a lighter note, Senator Durbin thanked both President Bush and Vice President Dick Cheney for what he called their conciliatory gesture of wearing blue ties."
"You will be at no loss to form a judgment of the mode in which he proposed to reconcile us, by what he called a conciliatory line."
"While this bill was pending, and only vengeance was breathed by the majority, his lordship, to the astonishment of all, suddenly moved, what he termed his conciliatory proposition."