concordat

英 [kən'kɔːdæt] 美 [kən'kɔrdæt]

• n. 协定；宗派间的协约

1、con- "together" + cord- + -at(基本认为是后缀-ate没有最后一个字母e的形式).
2、literally "hearts together".
3、=> of the same mind, concord, harmony, agreement, treaty.
4、=> agreement between church and state on a mutual matter.