| 突然HSK 3 | tū rán | sudden; abrupt; unexpected | |
| 突出HSK 5 | tū chū | prominent; outstanding; to give prominence to; to protrude; to project | |
| 冲突HSK 6 | chōng tū | conflict; to conflict; clash of opposing forces; collision (of interests); contention | |
| 突破HSK 6 | tū pò | to break through; to make a breakthrough; to surmount or break the back of (a task etc); (of ball sports) to break through a defense | |
| 突发 | tū fā | to burst out suddenly; sudden outburst |
| 1 | A person suddenly appeared. | |
| 2 | He suddenly turned left. | |
| 3 | The player suddenly stopped. | |
| 4 | He suddenly fell down. | |
| 5 | The car suddenly came to a stop. |