| 宪法 | xiàn fǎ | constitution (of a country); CL:部 |
| 宪 | xiàn | statute; constitution |
| 立宪 | lì xiàn | to set up a constitution |
| 宪政 | xiàn zhèng | constitutional government |
| 宪兵 | xiàn bīng | military police |
| 宪章 | xiàn zhāng | charter |
| 联合国宪章 | Lián hé guó xiàn zhāng | United Nations charter |
| 君主立宪制 | jūn zhǔ lì xiàn zhì | constitutional monarchy |
| 五权宪法 | wǔ quán xiàn fǎ | Sun Yat-sen's Five-power constitution of Republic of China, then of Taiwan; The five courts or 院 are 行政院 Executive yuan, 立法院 Legislative yuan, 司法院 Judicial yuan, 考试院 Examination yuan, 监察院 Control yuan |
| 违宪 | wéi xiàn | unconstitutional |
| 伊朗宪监会 | Yī lǎng xiàn jiān huì | Guardian Council of the Constitution of Iran |
| 唐宪宗 | Táng Xiàn zōng | Emperor Xianzong of Tang (778-820), reign name of twelfth Tang emperor Li Chun 李纯 reigned 805-820 |
| 大宪章 | dà xiàn zhāng | Magna Carta |
| 彝宪 | yí xiàn | laws; regulations; rules |
| 宪兵队 | xiàn bīng duì | the Kempeitai or Japanese Military Police 1881-1945 (Japanese counterpart of the Gestapo during WWII) |
| 宪法法院 | xiàn fǎ fǎ yuàn | Constitutional Court |
| 宪法监护委员会 | xiàn fǎ jiān hù wěi yuán huì | Guardian Council, body of 12 appointed clerics which govern Iran |
| 宪章派 | xiàn zhāng pài | the Chartist movement (in the 1840s in England) |
| 按立宪治国 | àn lì xiàn zhì guó | to rule a country according to the constitution |
| 违反宪法 | wéi fǎn xiàn fǎ | to violate the constitution |
| 零八宪章 | líng bā xiàn zhāng | Charter 08, PRC pro-democracy petition of December 2008 |
| 黄遵宪 | Huáng Zūn xiàn | Huang Zunxian (1848-1905), Qing dynasty poet and diplomat, author of A record of Japan 日本国志, an extended analysis of Meiji Japan |
