| 1 | 研究 | 研究 | yán jiū | yan2 jiu1 | research; a study; Classifiers: 项 ; to research; to look into | | |
| 2 | 研制 | 研製 | yán zhì | yan2 zhi4 | to manufacture; to develop | | |
| 3 | 研究所 | 研究所 | yán jiū suǒ | yan2 jiu1 suo3 | research institute; graduate studies; graduate school; Classifiers: 个 | | |
| 4 | 研究生 | 研究生 | yán jiū shēng | yan2 jiu1 sheng1 | graduate student; postgraduate student; research student | | |
| 5 | 研究者 | 研究者 | yán jiū zhě | yan2 jiu1 zhe3 | investigator; researcher | | |
| 6 | 研 | 研 | yán | yan2 | to grind; study; research | | |
| 7 | 研讨 | 研討 | yán tǎo | yan2 tao3 | discussion | | |
| 8 | 研修 | 研修 | yán xiū | yan2 xiu1 | to do research work; to engage in advanced studies | | |
| 9 | 研判 | 研判 | yán pàn | yan2 pan4 | to study and come to a conclusion; to judge; to determine | | |
| 10 | 研究中心 | 研究中心 | yán jiū zhōng xīn | yan2 jiu1 zhong1 xin1 | research center | | |
| 11 | 研考 | 研考 | yán kǎo | yan2 kao3 | to investigate; to inspect and study | | |
| 12 | 研磨 | 研磨 | yán mó | yan2 mo2 | milling; to grind; to polish by grinding; to abrade; whetstone; pestle | | |
| 13 | 研磨材料 | 研磨材料 | yán mó cái liào | yan2 mo2 cai2 liao4 | abrasive; grinding material | | |
| 14 | 研磨料 | 研磨料 | yán mó liào | yan2 mo2 liao4 | abrasive (material) | | |
| 15 | 研磨盘 | 研磨盤 | yán mó pán | yan2 mo2 pan2 | abrasive disk; sanding disk | | |
| 16 | 研拟 | 研擬 | yán nǐ | yan2 ni3 | to investigate and plan forward | | |
| 17 | 研究小组 | 研究小組 | yán jiū xiǎo zǔ | yan2 jiu1 xiao3 zu3 | research group | | |
| 18 | 研求 | 研求 | yán qiú | yan2 qiu2 | to study; to probe; to research and examine | | |
| 19 | 研讨会 | 研討會 | yán tǎo huì | yan2 tao3 hui4 | discussion forum; seminar | | |
| 20 | 研析 | 研析 | yán xī | yan2 xi1 | to analyze; research | | |
| 21 | 研习 | 研習 | yán xí | yan2 xi2 | research and study | | |
| 22 | 研修员 | 研修員 | yán xiū yuán | yan2 xiu1 yuan2 | research worker; researcher | | |
| 23 | 研制过程 | 研製過程 | yán zhì guò chéng | yan2 zhi4 guo4 cheng2 | manufacturing environment | | |
| 24 | 研究分析 | 研究分析 | yán jiū fēn xī | yan2 jiu1 fen1 xi1 | Research and analysis | | |
| 25 | 研钵 | 研缽 | yán bō | yan2 bo1 | mortar (bowl for grinding with pestle) | | |