| 过度关注 | guo4 du4 guan1 zhu4 | excessive attention |
| 递推关系 | di4 tui1 guan1 xi4 | recurrence relation |
| 重机关枪 | zhong4 ji1 guan1 qiang1 | heavy machine gun |
| 闭关锁国 | bi4 guan1 suo3 guo2 | to close the passes and seal off the country |
| 闯关者 | chuang3 guan1 zhe3 | gate-crasher |
| 风湿关节炎 | feng1 shi1 guan1 jie2 yan2 | rheumatoid arthritis |
| 风湿性关节炎 | feng1 shi1 xing4 guan1 jie2 yan2 | rheumatoid arthritis |
| 马关县 | ma3 guan1 xian4 | Maguan county in Wenshan Zhuang and Miao autonomous prefecture 文山壯æ—è‹—æ—自治州文山壮æ—è‹—æ—自治州[Wen2 shan1 Zhuang4 zu2 Miao2 zu2 zi4 zhi4 zhou1], Yunnan |
| 骶骨关节病 | di3 gu1 guan1 jie2 bing4 | sacroiliac |
| 骶髂关节炎 | di3 qia4 guan1 jie2 yan2 | sacroiliitis |
| 一关 | yi1 guan1 | |
| 机关刊物 | ji1 guan1 kan1 wu4 | |
| 事不关己 | shi4 bu4 guan1 ji3 | a matter of no concern to oneself (idiom) |