| English | eng-000 |
| Down syndrome | |
| العربية | arb-000 | مُتَلَازِمَة دَاوْن |
| Universal Networking Language | art-253 | Down syndrome(icl>disorder) |
| català | cat-000 | mongolisme |
| català | cat-000 | síndrome de Down |
| català | cat-000 | síndrome de down |
| čeština | ces-000 | Downův syndrom |
| 普通话 | cmn-000 | 伸舌样白痴 |
| 普通话 | cmn-000 | 唐氏症 |
| 普通话 | cmn-000 | 唐氏综合症 |
| 普通话 | cmn-000 | 蒙古症 |
| 國語 | cmn-001 | 唐氏綜合症 |
| dansk | dan-000 | Downs syndrom |
| Deutsch | deu-000 | Down-Syndrom |
| Deutsch | deu-000 | Downsyndrom |
| Deutsch | deu-000 | Mongolismus |
| Deutsch | deu-000 | Trisomie 21 |
| English | eng-000 | Down’s syndrome |
| English | eng-000 | mongolianism |
| English | eng-000 | mongolism |
| English | eng-000 | trisomy 21 |
| euskara | eus-000 | Down sindrome |
| euskara | eus-000 | mongolismo |
| suomi | fin-000 | 21-trisomia |
| suomi | fin-000 | Downin oireyhtymä |
| suomi | fin-000 | Downin syndrooma |
| suomi | fin-000 | mongolismi |
| suomi | fin-000 | mongoloidismi |
| français | fra-000 | mongolisme |
| français | fra-000 | syndrome de Down |
| français | fra-000 | trisomie 21 |
| galego | glg-000 | síndrome de Down |
| עברית | heb-000 | תסמונת דאון |
| हिन्दी | hin-000 | डाउन सिंड्रोम |
| हिन्दी | hin-000 | मंगोलता |
| hrvatski | hrv-000 | Downov sindrom |
| magyar | hun-000 | Down-szindróma |
| interlingua | ina-000 | syndrome de Down |
| bahasa Indonesia | ind-000 | mongolisme |
| bahasa Indonesia | ind-000 | sindrom Down |
| italiano | ita-000 | mongolismo |
| italiano | ita-000 | sindrome del Down |
| italiano | ita-000 | sindrome di Down |
| 日本語 | jpn-000 | ダウン症 |
| 日本語 | jpn-000 | ダウン症候群 |
| 日本語 | jpn-000 | 蒙古症 |
| ქართული | kat-000 | დაუნის სინდრომი |
| монгол | khk-000 | Дауны синдром |
| 한국어 | kor-000 | 다운 증후군 |
| 한국어 | kor-000 | 다운증후군 |
| Lingua Franca Nova | lfn-000 | sindrom de Down |
| Nederlands | nld-000 | downsyndroom |
| Nederlands | nld-000 | mongolisme |
| Nederlands | nld-000 | syndroom van Down |
| polski | pol-000 | down |
| polski | pol-000 | mongolizm |
| polski | pol-000 | mongołowatość |
| polski | pol-000 | trisomia 21 |
| polski | pol-000 | zespół Downa |
| português | por-000 | Sindrome de down |
| português | por-000 | Síndrome de Down |
| português | por-000 | síndrome de Down |
| русский | rus-000 | синдро́м Да́уна |
| slovenščina | slv-000 | Downov sindrom |
| slovenščina | slv-000 | mongolizem |
| español | spa-000 | síndrome de Down |
| svenska | swe-000 | Downs syndrom |
| తెలుగు | tel-000 | డౌన్ సిండ్రోము |
| ภาษาไทย | tha-000 | กลุ่มอาการดาวน์ |
| ภาษาไทย | tha-000 | โรคเอ๋อ |
| Bahasa Malaysia | zsm-000 | sindrom Down |