| 1 | 底 | 底 | dǐ | di3 | background; bottom; base; end (of the month, year etc); remnants; (math.) radix; base | | |
| 2 | 彻底 | 徹底 | chè dǐ | che4 di3 | variant of 彻底 ; thorough; thoroughly; complete | | |
| 3 | 到底 | 到底 | dào dǐ | dao4 di3 | finally; in the end; when all is said and done; after all; to the end; to the last | | |
| 4 | 底下 | 底下 | dǐ xia | di3 xia5 | the location below sth; afterwards | | |
| 5 | 海底 | 海底 | hǎi dǐ | hai3 di3 | seabed; seafloor; bottom of the ocean | | |
| 6 | 年底 | 年底 | nián dǐ | nian2 di3 | the end of the year; year-end | | |
| 7 | 月底 | 月底 | yuè dǐ | yue4 di3 | end of the month | | |
| 8 | 底层 | 底層 | dǐ céng | di3 ceng2 | ground or first floor; bottom (of a pile); lowest rung (of society) | | |
| 9 | 归根到底 | 歸根到底 | guī gēn dào dǐ | gui1 gen1 dao4 di3 | after all; in the final analysis; ultimately | | |
| 10 | 底部 | 底部 | dǐ bù | di3 bu4 | bottom | | |
| 11 | 心底 | 心底 | xīn dǐ | xin1 di3 | bottom of one's heart | | |
| 12 | 水底 | 水底 | shuǐ dǐ | shui3 di3 | underwater | | |
| 13 | 底片 | 底片 | dǐ piàn | di3 pian4 | negative; photographic plate | | |
| 14 | 底子 | 底子 | dǐ zi | di3 zi5 | base; foundation; bottom | | |
| 15 | 深不见底 | 深不見底 | shēn bù jiàn dǐ | shen1 bu4 jian4 di3 | so deep one cannot see to the bottom; limitless | | |
| 16 | 海底捞 | 海底撈 | hǎi dǐ lāo | Hai3 di3 lao1 | Haidilao (aka Hai Di Lao), hot pot restaurant chain founded in Sichuan in 1994 | | |
| 17 | 封底里 | 封底裡 | fēng dǐ lǐ | feng1 di3 li3 | inside back cover | | |
| 18 | 底定 | 底定 | dǐ dìng | di3 ding4 | (literary) to quell an insurgency; (Tw) to settle (a matter) | | |
| 19 | 笔底生花 | 筆底生花 | bǐ dǐ shēng huā | bi3 di3 sheng1 hua1 | to write beautifully (idiom) | | |
| 20 | 笔底下 | 筆底下 | bǐ dǐ xià | bi3 di3 xia4 | ability to write | | |
| 21 | 标底 | 標底 | biāo dǐ | biao1 di3 | base number (of a tender); starting price (for auction) | | |
| 22 | 暴露底蕴 | 暴露底蘊 | bào lù dǐ yùn | bao4 lu4 di3 yun4 | to reveal the true story | | |
| 23 | 保底 | 保底 | bǎo dǐ | bao3 di3 | to break even; to guarantee a minimum (salary etc) | | |
| 24 | 底版 | 底版 | dǐ bǎn | di3 ban3 | (photography) negative; photographic plate; (printing) plate; block | | |
| 25 | 足底筋膜炎 | 足底筋膜炎 | zú dǐ jīn mó yán | zu2 di3 jin1 mo2 yan2 | plantar fasciitis (medicine) | | |