| Ido | ido-000 |
| horizontala | |
| العربية | arb-000 | أفقي |
| Romániço | art-013 | horizontala |
| brezhoneg | bre-000 | a-blaen |
| български | bul-000 | хоризонтален |
| català | cat-000 | horitzontal |
| čeština | ces-000 | vodorovný |
| dansk | dan-000 | vandret |
| Deutsch | deu-000 | horizontal |
| Deutsch | deu-000 | waagrecht |
| eesti | ekk-000 | horisontaalne |
| ελληνικά | ell-000 | οριζόντιος |
| English | eng-000 | horizontal |
| English | eng-000 | level |
| Esperanto | epo-000 | horizontala |
| suomi | fin-000 | vaakasuora |
| français | fra-000 | horizontal |
| magyar | hun-000 | vízszintes |
| italiano | ita-000 | orizzontale |
| 日本語 | jpn-000 | 横の |
| 日本語 | jpn-000 | 水平な |
| lietuvių | lit-000 | horizontalus |
| latviešu | lvs-000 | horizontāls |
| Nederlands | nld-000 | horizontaal |
| Nederlands | nld-000 | platliggend |
| Nederlands | nld-000 | waterpas |
| Papiamentu | pap-000 | horizòntal |
| polski | pol-000 | poziomy |
| português | por-000 | horizontal |
| română | ron-000 | orizontal |
| русский | rus-000 | горизонтальный |
| slovenčina | slk-000 | horizontálny |
| slovenčina | slk-000 | vodorovný |
| español | spa-000 | horizontal |
| svenska | swe-000 | horisontal |