| 魏国 | wei4 guo2 | Wei State or Cao Wei 曹é (220-265), the most powerful of the Three Kingdoms |
| 七上八下 | qi1 shang4 ba1 xia4 | in a mess |
| 七事 | qi1 shi4 | 7 up (fizzy drink) |
| 七分之一 | qi1 fen1 zhi1 yi1 | one seventh |
| 七方 | qi1 fang1 | (Chinese medicine) the seven kinds of prescriptions 大方, å°æ–¹, 缓方, 急方, 奇方, å¶æ–¹ and é‡æ–¹ or å¤æ–¹ |
| 七碳糖 | qi1 tan4 tang2 | heptose (CH2O)7, monosaccharide with seven carbon atoms |
| 七级浮屠 | qi1 ji2 fu2 tu2 | seven floor pagoda |
| 三七开 | san1 qi1 kai1 | ratio seventy to thirty |
| 姜子牙 | jiang1 zi3 ya2 | also called 薑太公姜太公 |
| 庚午 | geng1 wu3 | seventh year G7 of the 60 year cycle, e.g. 1990 or 2050 |
| 庚寅 | geng1 yin2 | twenty seventh year G3 of the 60 year cycle, e.g. 2010 or 2070 |
| 庚戌 | geng1 xu1 | forty seventh year G11 of the 60 year cycle, e.g. 1970 or 2030 |
| 庚申 | geng1 shen1 | fifty seventh year G9 of the 60 year cycle, e.g. 1980 or 2040 |