Simple past tense and past participle of conciliate.(verb)
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Use "conciliated" in a sentence
"His mansion was noble, his library extensive, and his own manners such as conciliated the esteem of almost every one who approached him."
"Reagan conciliated moderate Democrats when he needed to."
"By her kind, her meek, her inoffensive behaviour, she had conciliated the sincere good will of all her neighbours and acquaintance; nor amid the busy cares of time was she ever forgetful of Eternity."