| français | fra-000 |
| retard mental | |
| Sambahsa-mundialect | art-288 | mental retard |
| català | cat-000 | endarreriment |
| català | cat-000 | retard mental |
| 國語 | cmn-001 | 智能障礙 |
| English | eng-000 | backwardness |
| English | eng-000 | mental retardation |
| English | eng-000 | retardation |
| English | eng-000 | slowness |
| English | eng-000 | subnormality |
| euskara | eus-000 | atzeratasun |
| suomi | fin-000 | hitaus |
| suomi | fin-000 | jälkeenjääneisyys |
| français | fra-000 | handicap mental |
| français | fra-000 | retard |
| galego | glg-000 | atraso |
| עִברִית | heb-003 | פִּגּוּר |
| bahasa Indonesia | ind-000 | keterbelakangan |
| bahasa Indonesia | ind-000 | retardasi mental |
| bahasa Indonesia | ind-000 | tunagrahita |
| italiano | ita-000 | ritardo |
| italiano | ita-000 | ritardo mentale |
| italiano | ita-000 | tardività |
| 日本語 | jpn-000 | 亜正常 |
| 日本語 | jpn-000 | 知的障害 |
| 日本語 | jpn-000 | 遅滞 |
| Nederlands | nld-000 | mentale retardatie |
| polski | pol-000 | niedorozwój umysłowy |
| polski | pol-000 | niepełnosprawność intelektualna |
| polski | pol-000 | obniżenie poziomu rozwoju intelektualnego |
| polski | pol-000 | oligofrenia |
| polski | pol-000 | upośledzenie umysłowe |
| português | por-000 | Retardo mental |
| português | por-000 | atraso |
| slovenščina | slv-000 | lenoba |
| slovenščina | slv-000 | nerazvitost |
| slovenščina | slv-000 | počasnost |
| slovenščina | slv-000 | zaostalost |
| español | spa-000 | retraso |
| ภาษาไทย | tha-000 | ภาวะปัญญาอ่อน |
| Türkçe | tur-000 | geri kalmışlık |
| Türkçe | tur-000 | zeka geriliği |
| Türkçe | tur-000 | zekâ geriliği |
| Bahasa Malaysia | zsm-000 | kerencatan |
| Bahasa Malaysia | zsm-000 | keterbelakangan |