- 一(yī): one; 1; single; a (article); as soon as; entire; whole; all; throughout; ‘one’ radical in Chinese characters (Kangxi radical 1)
- 一点儿(yī diǎn er): a little (bit)
- 第一(dì yī): first; number one
- 一下(yī xià): (used after a verb) give it a go; to do (something for a bit to give it a try); one time; once; in a while; all of a sudden; all at once
- 一起(yī qǐ): together; in the same place; with; altogether (in total)
- 一直(yī zhí): straight (in a straight line); continuously; always; from the beginning of… up to…; all along
- 一定(yí dìng): surely; certainly; necessarily; fixed; a certain (extent, etc.); given; particular; must
- 一共(yī gòng): altogether
- 一会儿(yī huì er): a while
- 一样(yī yàng): same; like; equal to; the same as; just like
- 一般(yī bān): ordinary; common; general; generally; in general; same
- 一边(yī biān): one side; either side; on the one hand; on the other hand; doing while
*CL: Classifier/Measure Word