cordial (adj.)youdaoicibaDictgodict[cordial 词源字典]
late 14c., "of the heart," from Middle French cordial, from Medieval Latin cordialis "of or for the heart," from Latin cor (genitive cordis) "heart," from PIE root *kerd- (1) "heart" (see heart (n.)). Meaning "heartfelt, from the heart" is mid-15c. The noun is late 14c., originally "medicine, food, or drink that stimulates the heart." Related: Cordiality.[cordial etymology, cordial origin, 英语词源]