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Use "promiser" in a sentence
"If the trust of the promiser is the ground of the moral obligation to keep a promise, then prior to the promisee coming to trust the promiser, no such obligation exists."
"I have no dog in this race but I'll go with the "promiser" who is not affiliated with that promise breaker named Obama."
"If a candidate promiser to change the tone, doesnt this give the opposition control over whether he keeps his promise, and therefore an incentivde to be disagreeable."