| 依旧HSK 6 | yī jiù | as before; still | |
| 仍旧HSK 6 | réng jiù | still (remaining); to remain (the same); yet | |
| 陈旧HSK 6 | chén jiù | old-fashioned | |
| 破旧HSK 4 | pò jiù | shabby | |
| 废旧 | fèi jiù | worn out; old-fashioned and dilapidated |
| 1 | We need to sell these old books. | |
| 2 | The box was filled with old books. | |
| 3 | We need to eliminate the influence of outdated ideas. | |
| 4 | This box is filled with old books. | |
| 5 | The old house looks rather outdated. |