compromise
n.n. an agreement you reach by each person giving up something they want. It helps people solve a disagreement and find a middle ground.
n. an agreement or settlement of a dispute that is reached by each side making concessions.
Good relationships require compromise.
After a long debate, they reached a compromise: they would visit the beach for half the vacation and the mountains for the other half.
The architect’s final design was a delicate compromise between her ambitious creative vision and the pragmatic constraints of the client's budget.
From Middle French compromis, from Medieval Latin, Late Latin compromissum (“a compromise, originally a mutual promise to refer to arbitration”), prop. neuter of Latin compromissus, past participle of compromittere (“to make a mutual promise to abide by the decision of an arbiter”), from com- (“together”) + promittere (“to promise”); see promise.
The noun can be countable or uncountable.