| English | eng-000 |
| czech | |
| Afrikaans | afr-000 | Tsjeggies |
| toskërishte | als-000 | çek |
| toskërishte | als-000 | çeke |
| العربية | arb-000 | التشيكي |
| luenga aragonesa | arg-000 | checo |
| Universal Networking Language | art-253 | czech(icl>adj,com>czechoslovakia) |
| Universal Networking Language | art-253 | czech(icl>european>person) |
| Universal Networking Language | art-253 | czech(icl>european>person,equ>czechoslovakian) |
| Universal Networking Language | art-253 | czech(icl>slavic>abstract_thing,iof>language) |
| asturianu | ast-000 | checoslovacu |
| asturianu | ast-000 | checu |
| català | cat-000 | txec |
| català | cat-000 | txecoslovac |
| čeština | ces-000 | Český |
| čeština | ces-000 | československý |
| čeština | ces-000 | český |
| 普通话 | cmn-000 | 捷克人 |
| 普通话 | cmn-000 | 捷克的 |
| 國語 | cmn-001 | 捷克的 |
| kaszëbsczi jãzëk | csb-000 | czesczi |
| dansk | dan-000 | tjekkisk |
| Deutsch | deu-000 | tschechisch |
| Deutsch | deu-000 | tschechoslowakisch |
| ελληνικά | ell-000 | τσέχικος |
| ελληνικά | ell-000 | τσεχικός |
| English | eng-000 | Czechoslovakian |
| English | eng-000 | czechoslovak |
| Esperanto | epo-000 | ĉeĥa |
| Esperanto | epo-000 | ĉeĥoslovaka |
| euskara | eus-000 | txekiar |
| euskara | eus-000 | txekiera |
| Ɛʋɛgbɛ | ewe-000 | tšehhi |
| suomi | fin-000 | tšekki |
| suomi | fin-000 | tšekkiläinen |
| français | fra-000 | tchèque |
| français | fra-000 | tchécoslovaque |
| Gàidhlig | gla-000 | Seiceach |
| galego | glg-000 | checo |
| Srpskohrvatski | hbs-001 | čehoslovački |
| Srpskohrvatski | hbs-001 | češki |
| Srpskohrvatski | hbs-001 | čȅškī |
| Srpskohrvatski | hbs-001 | че̏шкӣ |
| Srpskohrvatski | hbs-001 | чехословачки |
| Srpskohrvatski | hbs-001 | чешки |
| עברית | heb-000 | צʼכי |
| hrvatski | hrv-000 | Čeh |
| hrvatski | hrv-000 | Čehinja |
| hrvatski | hrv-000 | češki |
| hrvatski | hrv-000 | češki jezik |
| hornjoserbšćina | hsb-000 | čěski |
| magyar | hun-000 | cseh |
| magyar | hun-000 | cseh ember |
| magyar | hun-000 | cseh nyelv |
| արևելահայերեն | hye-000 | չեխական |
| interlingua | ina-000 | chec |
| interlingua | ina-000 | checo |
| íslenska | isl-000 | tékkneskur |
| italiano | ita-000 | ceca |
| italiano | ita-000 | ceco |
| Kĩkamba | kam-000 | Chek |
| монгол | khk-000 | чех |
| монгол | khk-000 | чех хэл |
| монгол | khk-000 | чех хүн |
| монгол | khk-000 | чехийн |
| Kalenjin | kln-000 | Chek |
| lietuvių | lit-000 | čekiškas |
| Oluluyia | luy-000 | Chek |
| Kĩmĩrũ | mer-000 | Chek |
| македонски | mkd-000 | чешки |
| Nederlands | nld-000 | Tsjechisch |
| Nederlands | nld-000 | Tsjechoslowaaks |
| nynorsk | nno-000 | tsjekkisk |
| bokmål | nob-000 | tsjekker |
| bokmål | nob-000 | tsjekkisk |
| occitan | oci-000 | chèc |
| lenga piemontèisa | pms-000 | cech |
| polski | pol-000 | czech |
| polski | pol-000 | czeski |
| português | por-000 | tcheco |
| română | ron-000 | ceh |
| română | ron-000 | cehoslovac |
| русский | rus-000 | чех |
| русский | rus-000 | чешкий |
| русский | rus-000 | чешский |
| русский | rus-000 | чешский язык |
| lingua siciliana | scn-000 | ceca |
| slovenčina | slk-000 | česká |
| slovenčina | slk-000 | české |
| slovenčina | slk-000 | český |
| slovenščina | slv-000 | češki |
| español | spa-000 | checa |
| español | spa-000 | checo |
| español | spa-000 | checoslovaco |
| srpski | srp-001 | èeh |
| srpski | srp-001 | èehinja |
| srpski | srp-001 | èeški |
| srpski | srp-001 | èeški jezik |
| svenska | swe-000 | tjeckisk |
| svenska | swe-000 | tjeckoslovakisk |
| Kiswahili | swh-000 | Cheki |
| Türkçe | tur-000 | Çek |
| tiếng Việt | vie-000 | Séc |
| tiếng Việt | vie-000 | tiệp |