gratuitous的词源

英文词源

gratuitous (adj.)

1650s, "freely bestowed," from Latin gratuitus "done without pay, spontaneous, voluntary," from gratus "pleasing, agreeable," from gratia "favor" (see grace (n.)). Earlier was gratuital (1590s). Sense of "uncalled for, done without good reason" is first recorded 1690s.

中文词源

gratuitous：无缘无故的，无谓的

来自词根grat, 感谢，词源同grace, gratitude. 原指表达感谢，报答，免费给予。后词义贬义化，指无缘无故的，莫名其妙的。比较汉语无功不受禄。

该词的英语词源请访问趣词词源英文版：gratuitous 词源，gratuitous 含义。

gratuitous：无偿的，免费的，无代价的 

词根词缀： -grat-高兴,恩惠 + -u- + -itous形容词词尾