- 复习(fù xí): to revise; to review; revision; CL: 次(cì)
- 练习(liàn xí): exercise; drill; practice; CL: 個|个(gè)
- 习惯(xí guàn): habit; custom; usual practice; to be used to; CL: 個|个(gè)
- 习俗(xí sú): custom; tradition; local tradition; convention
- 演习(yǎn xí): exercise; practice; to put on a play; to act
*CL: Classifier/Measure Word