| Deutsch | deu-000 |
| Oberschule | |
| Afrikaans | afr-000 | hoërskool |
| العربية | arb-000 | مدرسة ثانوية |
| العربية | arb-000 | مَدْرَسَة ثَانَوِيَّة |
| বাংলা | ben-000 | উচ্চবিদ্যালয় |
| বাংলা | ben-000 | হাইস্কুল |
| български | bul-000 | гимназия |
| català | cat-000 | institut |
| čeština | ces-000 | střední škola |
| 普通话 | cmn-000 | 中学 |
| 普通话 | cmn-000 | 高中 |
| 普通话 | cmn-000 | 高级中学 |
| 國語 | cmn-001 | 中學 |
| 國語 | cmn-001 | 高中 |
| 國語 | cmn-001 | 高級中學 |
| Hànyǔ | cmn-003 | gāo jí zhōng xue |
| Hànyǔ | cmn-003 | gāo zhong |
| kaszëbsczi jãzëk | csb-000 | gimnazëjô |
| dansk | dan-000 | gymnasium |
| Deutsch | deu-000 | Gymnasium |
| Deutsch | deu-000 | Highschool |
| Deutsch | deu-000 | Mittelschule |
| eesti | ekk-000 | gümnaasium |
| eesti | ekk-000 | keskkool |
| ελληνικά | ell-000 | γυμνάσιο |
| ελληνικά | ell-000 | λύκειο |
| English | eng-000 | grammar school |
| English | eng-000 | high school |
| English | eng-000 | secondary school |
| English | eng-000 | senior high school |
| Esperanto | epo-000 | gimnazio |
| Esperanto | epo-000 | liceo |
| Esperanto | epo-000 | mezgrada lernejo |
| Esperanto | epo-000 | mezlernejo |
| euskara | eus-000 | institutu |
| suomi | fin-000 | lukio |
| suomi | fin-000 | yläaste ja lukio |
| français | fra-000 | collège |
| français | fra-000 | institut |
| français | fra-000 | lycée |
| français | fra-000 | école secondaire |
| Gàidhlig | gla-000 | àrd-sgoil |
| Gaeilge | gle-000 | ardscoil |
| Gaeilge | gle-000 | meánscoil |
| galego | glg-000 | instituto |
| yn Ghaelg | glv-000 | ard-schoill |
| Српскохрватски | hbs-000 | средња школа |
| Srpskohrvatski | hbs-001 | gimnazija |
| Srpskohrvatski | hbs-001 | srednja škola |
| hrvatski | hrv-000 | gimnazija |
| hrvatski | hrv-000 | srednja škola |
| magyar | hun-000 | gimnázium |
| magyar | hun-000 | középiskola |
| արևելահայերեն | hye-000 | միջնակարգ դպրոց |
| Ido | ido-000 | gimnazio |
| bahasa Indonesia | ind-000 | sekolah menengah |
| bahasa Indonesia | ind-000 | sekolah menengah atas |
| bahasa Indonesia | ind-000 | sekolah menengah umum |
| íslenska | isl-000 | framhaldsskóli |
| íslenska | isl-000 | menntaskóli |
| italiano | ita-000 | ginnasio |
| italiano | ita-000 | liceo |
| italiano | ita-000 | liceo classico |
| italiano | ita-000 | liceo scientifico |
| italiano | ita-000 | scuola superiore |
| 日本語 | jpn-000 | ハイスクール |
| 日本語 | jpn-000 | 中学校 |
| 日本語 | jpn-000 | 高校 |
| 日本語 | jpn-000 | 高等学校 |
| Nihongo | jpn-001 | koukou |
| Nihongo | jpn-001 | koutougakkou |
| Nihongo | jpn-001 | kōtōgakkō |
| にほんご | jpn-002 | こうこう |
| にほんご | jpn-002 | こうとうがっこう |
| ភាសាខ្មែរ | khm-000 | វិទ្យាល័យ |
| ភាសាខ្មែរ | khm-000 | សាលាជាន់ខ្ពស់ |
| ភាសាខ្មែរ | khm-000 | សាលាទុតិយៈ |
| ភាសាខ្មែរ | khm-000 | អនុវិទ្យាល័យ |
| 한국어 | kor-000 | 고등학교 |
| 한국어 | kor-000 | 중등학교 |
| lietuvių | lit-000 | gimnazija |
| latviešu | lvs-000 | vidusskola |
| македонски | mkd-000 | средно училиште |
| Nederlands | nld-000 | gym |
| Nederlands | nld-000 | middelbare school |
| Nederlands | nld-000 | school voor voortgezet onderwijs |
| Nederlands | nld-000 | secundaire school |
| bokmål | nob-000 | gymnas |
| bokmål | nob-000 | videregående skole |
| فارسی | pes-000 | دبیرستان |
| فارسی | pes-000 | لیسه |
| polski | pol-000 | liceum |
| português | por-000 | ensino médio |
| português | por-000 | ensino secundário |
| português | por-000 | instituto |
| română | ron-000 | gimnaziu |
| română | ron-000 | liceu |
| română | ron-000 | școală medie |
| română | ron-000 | școală secundară |
| русский | rus-000 | сре́дняя шко́ла |
| русский | rus-000 | средняя школа |
| русский | rus-000 | средняя школа высшей ступени |
| slovenčina | slk-000 | gymnázium |
| español | spa-000 | bachillerato |
| español | spa-000 | escuela secundaria |
| español | spa-000 | preparatoria |
| español | spa-000 | secundaria |
| svenska | swe-000 | gymnasie |
| svenska | swe-000 | gymnasieskola |
| Kiswahili | swh-000 | sekondari |
| ภาษาไทย | tha-000 | โรงเรียนมัธยมตอนปลาย |
| ภาษาไทย | tha-000 | ไฮสกูล |
| Türkçe | tur-000 | lise |
| Türkçe | tur-000 | ortaokul ve lise |
| Bahasa Malaysia | zsm-000 | sekolah menengah |
| Bahasa Malaysia | zsm-000 | sekolah tinggi |