| Ido | ido-000 |
| severa | |
| Afrikaans | afr-000 | moeilik |
| العربية | arb-000 | صارم |
| Romániço | art-013 | severa |
| asturianu | ast-000 | estrictu |
| беларуская | bel-000 | дакладны |
| беларуская | bel-000 | няўхільны |
| беларуская | bel-000 | строгі |
| català | cat-000 | dificil |
| čeština | ces-000 | přísný |
| čeština | ces-000 | striktní |
| 普通话 | cmn-000 | 严格 |
| 國語 | cmn-001 | 嚴格 |
| dansk | dan-000 | hård |
| dansk | dan-000 | vanskelig |
| Deutsch | deu-000 | genau |
| Deutsch | deu-000 | hart |
| Deutsch | deu-000 | rigoros |
| Deutsch | deu-000 | schwer |
| Deutsch | deu-000 | schwierig |
| Deutsch | deu-000 | streng |
| Deutsch | deu-000 | strikt |
| ελληνικά | ell-000 | αυστηρός |
| English | eng-000 | arduous |
| English | eng-000 | difficult |
| English | eng-000 | hard |
| English | eng-000 | inconvenient |
| English | eng-000 | punishing |
| English | eng-000 | rigorous |
| English | eng-000 | severe |
| English | eng-000 | strict |
| English | eng-000 | tough |
| Esperanto | epo-000 | malfacila |
| Esperanto | epo-000 | malmola |
| Esperanto | epo-000 | preciza |
| Esperanto | epo-000 | rigora |
| Esperanto | epo-000 | severa |
| Esperanto | epo-000 | strikta |
| euskara | eus-000 | gogor |
| føroyskt | fao-000 | harður |
| føroyskt | fao-000 | strangur |
| føroyskt | fao-000 | torførur |
| suomi | fin-000 | ankara |
| suomi | fin-000 | kova |
| français | fra-000 | austère |
| français | fra-000 | dur |
| français | fra-000 | rigoureux |
| français | fra-000 | strict |
| français | fra-000 | sévère |
| Frysk | fry-000 | hurd |
| Frysk | fry-000 | twang |
| lenghe furlane | fur-000 | hurd |
| Gàidhlig | gla-000 | cruaidh |
| Gàidhlig | gla-000 | doirbh |
| galego | glg-000 | estricto |
| galego | glg-000 | rigoroso |
| galego | glg-000 | severo |
| עברית מקראית | hbo-000 | קשה |
| hrvatski | hrv-000 | striktan |
| hrvatski | hrv-000 | strog |
| magyar | hun-000 | kemény |
| magyar | hun-000 | nehéz |
| magyar | hun-000 | szigorú |
| magyar | hun-000 | szoros |
| Ido | ido-000 | austera |
| Ido | ido-000 | harda |
| Ido | ido-000 | rigora |
| Ido | ido-000 | rigoroza |
| Ido | ido-000 | strikta |
| interlingua | ina-000 | sever |
| interlingua | ina-000 | stricte |
| bahasa Indonesia | ind-000 | bengis |
| bahasa Indonesia | ind-000 | keras |
| íslenska | isl-000 | harður |
| íslenska | isl-000 | vandur |
| íslenska | isl-000 | þungur |
| italiano | ita-000 | difficile |
| italiano | ita-000 | dura |
| italiano | ita-000 | pesante |
| italiano | ita-000 | rigido |
| italiano | ita-000 | severo |
| italiano | ita-000 | stretto |
| 日本語 | jpn-000 | 厳しい |
| 한국어 | kor-000 | 심한 |
| latine | lat-000 | durus |
| latine | lat-000 | exiguus |
| latine | lat-000 | restrictus |
| latviešu | lvs-000 | bargs |
| Nederlands | nld-000 | hard |
| Nederlands | nld-000 | lastig |
| Nederlands | nld-000 | moeilijk |
| Nederlands | nld-000 | onzacht |
| Nederlands | nld-000 | slim |
| Nederlands | nld-000 | streng |
| Nederlands | nld-000 | strikt |
| Nederlands | nld-000 | stug |
| Nederlands | nld-000 | zwaar |
| bokmål | nob-000 | hård |
| bokmål | nob-000 | vanskelig |
| occitan | oci-000 | dur |
| Papiamentu | pap-000 | difísil |
| Papiamentu | pap-000 | duru |
| Papiamentu | pap-000 | fregá |
| polski | pol-000 | srogi |
| polski | pol-000 | surowy |
| polski | pol-000 | trudny |
| polski | pol-000 | ścisły |
| português | por-000 | afanoso |
| português | por-000 | dificultoso |
| português | por-000 | difícil |
| português | por-000 | duro |
| português | por-000 | estrito |
| português | por-000 | severo |
| lingua rumantscha | roh-000 | rigurus |
| lingua rumantscha | roh-000 | sever |
| lingua rumantscha | roh-000 | strict |
| română | ron-000 | dur |
| română | ron-000 | greu |
| română | ron-000 | tare |
| русский | rus-000 | неукоснительный |
| русский | rus-000 | строгий |
| русский | rus-000 | точный |
| español | spa-000 | austero |
| español | spa-000 | difícil |
| español | spa-000 | duro |
| español | spa-000 | estricto |
| español | spa-000 | firme |
| español | spa-000 | riguroso |
| español | spa-000 | severo |
| svenska | swe-000 | hård |
| svenska | swe-000 | mödosam |
| svenska | swe-000 | sträng |
| svenska | swe-000 | svår |
| Tagalog | tgl-000 | matigás |
| Türkçe | tur-000 | katı |
| Türkçe | tur-000 | sert |
| Türkçe | tur-000 | sıkı |
| Maaya Tʼaan | yua-000 | yah |