homesickness (n.)youdaoicibaDictYouDict[homesickness 词源字典]
1756, translating German heimweh, from Heim "home" + Weh "woe, pain;" the compound is from Swiss dialect, expressing the longing for the mountains. The word was introduced to other European languages 17c. by Swiss mercenaries. Also see nostalgia.[homesickness etymology, homesickness origin, 英语词源]