Sunna
/ˈsʌnə/noun
- the traditional portion of Muslim law based on Muhammad's words or acts, accepted (together with the Koran) as authoritative by Muslims and followed particularly by Sunni Muslims逊奈（以穆罕默德的言行为基础的传统穆斯林法律的一部分, 与《古兰经》一起被穆斯林视为权威, 尤为逊尼派教徒严格遵守）。
词源
Arabic, literally 'form, way, course, rule'.