| 1 | 扩大 | 擴大 | kuò dà | kuo4 da4 | to expand; to enlarge; to broaden one's scope | | |
| 2 | 扩张 | 擴張 | kuò zhāng | kuo4 zhang1 | expansion; dilation; to expand (e.g. one's power or influence); to broaden | | |
| 3 | 扩展 | 擴展 | kuò zhǎn | kuo4 zhan3 | to extend; to expand; extension; expansion | | |
| 4 | 扩散 | 擴散 | kuò sàn | kuo4 san4 | to spread; to proliferate; to diffuse; spread; proliferation; diffusion | | |
| 5 | 扩大再生产 | 擴大再生產 | kuò dà zài shēng chǎn | kuo4 da4 zai4 sheng1 chan3 | to expand production; to reproduce on an extended scale | | |
| 6 | 扩建 | 擴建 | kuò jiàn | kuo4 jian4 | to extend (a building, an airport runway etc) | | |
| 7 | 扩充 | 擴充 | kuò chōng | kuo4 chong1 | to expand | | |
| 8 | 扩 | 擴 | kuò | kuo4 | to enlarge | | |
| 9 | 扩列 | 擴列 | kuò liè | kuo4 lie4 | (Internet slang) to add a friend (on a social network etc) | | |
| 10 | 扩大化 | 擴大化 | kuò dà huà | kuo4 da4 hua4 | to extend the scope; to exaggerate | | |
| 11 | 扩音机 | 擴音機 | kuò yīn jī | kuo4 yin1 ji1 | amplifier; loudspeaker; hearing aid | | |
| 12 | 扩音 | 擴音 | kuò yīn | kuo4 yin1 | to amplify (sound) | | |
| 13 | 扩胸器 | 擴胸器 | kuò xiōng qì | kuo4 xiong1 qi4 | chest expander (exercise equipment) | | |
| 14 | 扩孔 | 擴孔 | kuò kǒng | kuo4 kong3 | to widen a tube; to ream (i.e. widen a hole) | | |
| 15 | 扩军 | 擴軍 | kuò jūn | kuo4 jun1 | armament; to expand armed forces | | |
| 16 | 侵略扩张 | 侵略擴張 | qīn lüè kuò zhāng | qin1 lu:e4 kuo4 zhang1 | aggression and expansion (idiom) | | |
| 17 | 不扩散核武器条约 | 不擴散核武器條約 | bù kuò sàn hé wǔ qì tiáo yuē | Bu4 Kuo4 san4 He2 wu3 qi4 Tiao2 yue1 | Treaty on the Non-Proliferation of Nuclear Weapons | | |
| 18 | 扩编 | 擴編 | kuò biān | kuo4 bian1 | to expand (esp. by new recruitment); to increase the army; to augment | | |
| 19 | 扩版 | 擴版 | kuò bǎn | kuo4 ban3 | to increase the number of pages or the size of the pages of a publication | | |
| 20 | 可扩展标记语言 | 可擴展標記語言 | kě kuò zhǎn biāo jì yǔ yán | ke3 kuo4 zhan3 biao1 ji4 yu3 yan2 | extensible markup language (XML) | | |
| 21 | 基因扩大 | 基因擴大 | jī yīn kuò dà | ji1 yin1 kuo4 da4 | gene amplification | | |
| 22 | 核扩散 | 核擴散 | hé kuò sàn | he2 kuo4 san4 | nuclear proliferation | | |
| 23 | 核不扩散 | 核不擴散 | hé bù kuò sàn | he2 bu4 kuo4 san4 | nuclear nonproliferation | | |
| 24 | 海底扩张说 | 海底擴張說 | hǎi dǐ kuò zhāng shuō | hai3 di3 kuo4 zhang1 shuo1 | theory of seafloor spreading (geology) | | |
| 25 | 海底扩张 | 海底擴張 | hǎi dǐ kuò zhāng | hai3 di3 kuo4 zhang1 | seafloor spreading (geology) | | |