| 日本語 | jpn-000 |
| 研 | |
| العربية | arb-000 | سن |
| U+ | art-254 | 7814 |
| 普通话 | cmn-000 | 研 |
| 國語 | cmn-001 | 研 |
| Hànyǔ | cmn-003 | xíng |
| Hànyǔ | cmn-003 | yàn |
| Hànyǔ | cmn-003 | yán |
| dansk | dan-000 | skærpe |
| Deutsch | deu-000 | schärfen |
| Deutsch | deu-000 | wetzen |
| English | eng-000 | grind |
| English | eng-000 | research |
| English | eng-000 | rub |
| English | eng-000 | sharpen |
| English | eng-000 | study |
| English | eng-000 | whet |
| Esperanto | epo-000 | akrigi |
| hrvatski | hrv-000 | oštriti |
| interlingua | ina-000 | acuminar |
| interlingua | ina-000 | acutiar |
| interlingua | ina-000 | affilar |
| íslenska | isl-000 | brýna |
| íslenska | isl-000 | hvessa |
| íslenska | isl-000 | skerpa |
| Nihongo | jpn-001 | ken |
| Nihongo | jpn-001 | migaku |
| Nihongo | jpn-001 | togu |
| Hangungmal | kor-001 | yen |
| 韓國語 | kor-002 | 研 |
| Nederlands | nld-000 | scherpen |
| Nederlands | nld-000 | wetten |
| polski | pol-000 | ostrzyć |
| español | spa-000 | afilar |
| svenska | swe-000 | skärpa |
| svenska | swe-000 | spetsa |
| svenska | swe-000 | vässa |
| українська | ukr-000 | гострити |
| tiếng Việt | vie-000 | khăn |
| tiếng Việt | vie-000 | nghiên |
| 𡨸儒 | vie-001 | 研 |
| Wik-Mungkan | wim-000 | weca |
| ייִדיש | ydd-000 | שלײַפֿן |
| 廣東話 | yue-000 | 研 |
| gwong2dung1 wa2 | yue-003 | jin4 |
| gwong2dung1 wa2 | yue-003 | jin6 |
| gwong2dung1 wa2 | yue-003 | ngaan4 |
| 广东话 | yue-004 | 研 |