| chóu | arable fields/cultivated field/class/category |
| 畴 | arable fields cultivated field class |
| 畴人 | Archaic: someone skilled in astronomy, calendar systems, and mathematics. |
| 畴日 | in old days |
| 畴昔 | in former times |
| 畴理论 | the domain theory |
| 畴类 | Obsolete variant of 俦类. |
| 畴辈 | people of the same generation |