| 1 | 洪水 | 洪水 | hóng shuǐ | hong2 shui3 | deluge; flood | | |
| 2 | 洪 | 洪 | hóng | hong2 | flood; big; great; surname Hong | | |
| 3 | 洪流 | 洪流 | hóng liú | hong2 liu2 | a powerful current; a flood (often fig., e.g. a flood of ideas) | | |
| 4 | 洪秀全 | 洪秀全 | hóng xiù quán | Hong2 Xiu4 quan2 | Hong Xiuquan or Hung Hsiu-ch'üan (1814-1864), leader of the Taiping rebellion or Taiping Heavenly Kingdom | | |
| 5 | 洪山区 | 洪山區 | hóng shān qū | Hong2 shan1 qu1 | Hongshan district of Wuhan city 武汉市 , Hubei | | |
| 6 | 洪水猛兽 | 洪水猛獸 | hóng shuǐ měng shòu | hong2 shui3 meng3 shou4 | lit. severe floods and fierce beasts (idiom); fig. great scourges; extremely dangerous or threatening things | | |
| 7 | 洪水期 | 洪水期 | hóng shuǐ qī | hong2 shui3 qi1 | flood season | | |
| 8 | 洪水滔滔 | 洪水滔滔 | hóng shuǐ tāo tāo | hong2 shui3 tao1 tao1 | widespread flooding (idiom) | | |
| 9 | 洪洞 | 洪洞 | hóng tóng | Hong2 tong2 | Hongtong county in Linfen 临汾 , Shanxi | | |
| 10 | 洪洞县 | 洪洞縣 | hóng tóng xiàn | Hong2 tong2 xian4 | Hongtong county in Linfen 临汾 , Shanxi | | |
| 11 | 洪武 | 洪武 | hóng wǔ | Hong2 wu3 | Hongwu Emperor, also written Hung-wu Ti, reign name of first Ming emperor Zhu Yuanzhang 朱元璋 | | |
| 12 | 洪熙 | 洪熙 | hóng xī | Hong2 Xi1 | Hongxi Emperor, reign name of fourth Ming emperor Zhu Gaochi 朱高炽 | | |
| 13 | 洪森 | 洪森 | hóng sēn | Hong2 Sen1 | Hun Sen (1952-), prime minister of Cambodia since 1985 | | |
| 14 | 洪秀柱 | 洪秀柱 | hóng xiù zhù | Hong2 Xiu4 zhu4 | Hung Hsiu-chu (1948-), Taiwanese KMT politician | | |
| 15 | 洪汛期 | 洪汛期 | hóng xùn qī | hong2 xun4 qi1 | flood season | | |
| 16 | 洪雅 | 洪雅 | hóng yǎ | Hong2 ya3 | Hongya County in Meishan 眉山市 , Sichuan | | |
| 17 | 洪雅县 | 洪雅縣 | hóng yǎ xiàn | Hong2 ya3 Xian4 | Hongya County in Meishan 眉山市 , Sichuan | | |
| 18 | 洪雅族 | 洪雅族 | hóng yǎ zú | Hong2 ya3 zu2 | Hoanya, one of the indigenous peoples of Taiwan | | |
| 19 | 洪渊 | 洪淵 | hóng yuān | hong2 yuan1 | vast and profound | | |
| 20 | 洪灾 | 洪災 | hóng zāi | hong2 zai1 | flood | | |
| 21 | 洪泽 | 洪澤 | hóng zé | Hong2 ze2 | Hongze county in Huai'an 淮安 , Jiangsu | | |
| 22 | 洪泽湖 | 洪澤湖 | hóng zé hú | Hong2 ze2 Hu2 | Hongze Lake in Jiangsu province | | |
| 23 | 洪泽县 | 洪澤縣 | hóng zé xiàn | Hong2 ze2 xian4 | Hongze county in Huai'an 淮安 , Jiangsu | | |
| 24 | 洪江 | 洪江 | hóng jiāng | Hong2 jiang1 | Hongjiang county level city in Huaihua 怀化 , Hunan | | |
| 25 | 洪堡 | 洪堡 | hóng bǎo | Hong2 bao3 | Humboldt | | |