upsy-daisy

• int. （扶起跌倒的小孩或将儿童高举时的用语）起来没事啦！

来自儿语up-a-daisy, daisy为day的口语，用来鼓励小孩加油，没事。比较lackadaisical.

upsy-daisy (adv.)

1711, up-a-daisy, baby talk extension of up (adv.). Compare lackadaisical. A word upsee was in use in English late 17c. in phrases such as upsee-Dutch "in the Dutch style" (of drinking), from Dutch op zijn, and also occasionally as an adverb, "extremely," and could have had an influence on this word.