| 估 | gū gǔ gù | merchant; estimate, guess, presume |
| 呱 | gū gūa | wail, crying of child; swear at |
| 咕 | gū | mumble, mutter, murmur; rumble |
| 姑 | gū | father's sister; husband's mother |
| 孤 | gū | orphan, fatherless; solitary |
| 沽 | gū gǔ | buy and sell; inferior in quality |
| 泒 | gū | a river in Hubei province |
| 鸪 | gū | species of Taiwan pigeon |
| 钴 | gū gú gǔ | cobalt; household iron |
| 骨 | gǔ gū gú | bone; skeleton; frame, framework |
| 罛 | gū | large fishing net |
| 家 | jīa jie gū | house, home, residence; family |
| 皋 | gāo gū háo | the high land along a river |
| 苽 | gū | bulrush, Zizania latifolia |
| 瓠 | hù hú hùo gū | bottle gourd; calabash; pot |
| 蛄 | gū gǔ | mole cricket |
| 酤 | gū | to deal in spirits |
| 辜 | gū | crime, criminal offense |
| 觚 | gū | jug, winecup, goblet; square |
| 鈷 | gǔ gū gú gù hú | cobalt; household iron cobaltum |
| 痼 | gù gū | chronic disease |
| 菰 | gū | wild rice; Zizania latifolia |
| 菇 | gū | mushrooms |
| 箛 | gū | bugle |
| 箍 | gū | hoop; bind, surround |
| 蓇 | gǔ gū | follicles of plants |
| 鴣 | gū | species of Taiwan pigeon |
| 轂 | gǔ gū | hub of wheel |