| Kiswahili | swh-000 |
| radi | |
| Afrikaans | afr-000 | radium |
| Afrikaans | afr-000 | weerlig |
| toskërishte | als-000 | radium |
| toskërishte | als-000 | radiumi |
| አማርኛ | amh-000 | መብረቅ |
| Englisce sprǣc | ang-000 | lieg |
| Englisce sprǣc | ang-000 | liget |
| Englisce sprǣc | ang-000 | ligetu |
| aršatten č’at | aqc-000 | parəla |
| العربية | arb-000 | راديوم |
| luenga aragonesa | arg-000 | radio |
| Mapudungun | arn-000 | llüfke |
| atomic symbols | art-010 | Ra |
| LWT Code | art-257 | 01.57 |
| New International File Names for the Atomic Elements | art-276 | radion |
| asturianu | ast-000 | radiu |
| azərbaycanca | azj-000 | radium |
| azərbaycanca | azj-000 | şimşək |
| беларуская | bel-000 | радый |
| বাংলা | ben-000 | বজ্রপাত |
| বাংলা | ben-000 | রেডিয়াম |
| bosanski | bos-000 | munja |
| bosanski | bos-000 | radij |
| bosanski | bos-000 | radijum |
| brezhoneg | bre-000 | radiom |
| български | bul-000 | гръм |
| български | bul-000 | мълния |
| български | bul-000 | радий |
| català | cat-000 | llamp |
| català | cat-000 | llampec |
| català | cat-000 | radi |
| Chamicuro | ccc-000 | yapleʼti |
| binisayang Sinugboanon | ceb-000 | radyo |
| čeština | ces-000 | munja |
| čeština | ces-000 | radium |
| ᏣᎳᎩ ᎧᏬᏂᎯᏍᏗ | chr-000 | ᎠᎾᎦᎵᏍᎩ |
| ѩзыкъ словѣньскъ | chu-000 | мльнии |
| чӑваш | chv-000 | ради |
| 普通话 | cmn-000 | 列缺 |
| 普通话 | cmn-000 | 鐳 |
| 普通话 | cmn-000 | 雷电 |
| 國語 | cmn-001 | 列缺 |
| Hànyǔ | cmn-003 | lei2dian4 |
| Hànyǔ | cmn-003 | liè que |
| Kernowek | cor-000 | radyum |
| seselwa | crs-000 | zekler |
| Cheʼ Wong | cwg-000 | klantãr |
| Cymraeg | cym-000 | radiwm |
| dansk | dan-000 | lynnedslag |
| dansk | dan-000 | radium |
| Deutsch | deu-000 | Blitz |
| Deutsch | deu-000 | Radium |
| dolnoserbska reč | dsb-000 | njewjedro |
| Middle Egyptian | egy-003 | ŧɵḥɵn |
| eesti | ekk-000 | raadium |
| ελληνικά | ell-000 | κεραυνός |
| ελληνικά | ell-000 | ραδιο |
| English | eng-000 | bolt |
| English | eng-000 | clap |
| English | eng-000 | clap of thunder |
| English | eng-000 | levin |
| English | eng-000 | lightning |
| English | eng-000 | lightning bolt |
| English | eng-000 | radium |
| English | eng-000 | thunder |
| English | eng-000 | thunderbolt |
| English | eng-000 | thunderclap |
| Esperanto | epo-000 | fulmo |
| Esperanto | epo-000 | fulmofrapo |
| Esperanto | epo-000 | radiumo |
| Esperanto | epo-000 | tondro |
| euskara | eus-000 | radioa |
| euskara | eus-000 | tximista |
| føroyskt | fao-000 | radium |
| suomi | fin-000 | radium |
| suomi | fin-000 | salama |
| suomi | fin-000 | salamanisku |
| français | fra-000 | foudre |
| français | fra-000 | fulgurer |
| français | fra-000 | radium |
| français | fra-000 | éclair |
| Frysk | fry-000 | radium |
| lenghe furlane | fur-000 | radi |
| Gàidhlig | gla-000 | raidiam |
| Gaeilge | gle-000 | raidiam |
| galego | glg-000 | lóstrego |
| galego | glg-000 | radio |
| galego | glg-000 | relampo |
| yn Ghaelg | glv-000 | raadjum |
| diutisk | goh-000 | blic |
| Gurindji | gue-000 | janginyina |
| avañeʼẽ | gug-000 | aratiri |
| ગુજરાતી | guj-000 | રેડિયમનો |
| Gawwada—Dalpena | gwd-000 | kawwaʕko |
| 客家話 | hak-000 | 鐳 |
| Hak-kâ-ngî | hak-005 | luì |
| Hausa | hau-000 | tár̃nátsáa |
| Hausa | hau-000 | àr̃áadùu |
| ʻōlelo Hawaiʻi | haw-000 | uila |
| Srpskohrvatski | hbs-001 | munja |
| Srpskohrvatski | hbs-001 | муња |
| עברית | heb-000 | ברק |
| עברית | heb-000 | רדיום |
| हिन्दी | hin-000 | रेडियम |
| hiMxI | hin-004 | wadiwa |
| hrvatski | hrv-000 | grom |
| hrvatski | hrv-000 | munja |
| hrvatski | hrv-000 | radij |
| magyar | hun-000 | rádium |
| magyar | hun-000 | villám |
| magyar | hun-000 | villámlás |
| արևելահայերեն | hye-000 | կայծակ |
| արևելահայերեն | hye-000 | ռադիում |
| bahasa Indonesia | ind-000 | geledek |
| bahasa Indonesia | ind-000 | halilintar |
| bahasa Indonesia | ind-000 | kilat |
| bahasa Indonesia | ind-000 | petir |
| bahasa Indonesia | ind-000 | radium |
| Iraqw | irk-000 | mankari |
| íslenska | isl-000 | elding |
| íslenska | isl-000 | radín |
| italiano | ita-000 | baleno |
| italiano | ita-000 | folgore |
| italiano | ita-000 | fulmine |
| italiano | ita-000 | lampo |
| italiano | ita-000 | radio |
| basa Jawa | jav-000 | geledek |
| 日本語 | jpn-000 | ikazuchi |
| 日本語 | jpn-000 | いかずち |
| 日本語 | jpn-000 | ラジウム |
| 日本語 | jpn-000 | 落雷 |
| 日本語 | jpn-000 | 雷 |
| Nihongo | jpn-001 | kaminari |
| Nihongo | jpn-001 | rakurai |
| Jupda | jup-000 | pæ̃y |
| bežƛʼalas mic | kap-001 | kayƛoyo |
| kạ̄šur | kas-002 | rôd |
| ქართული | kat-000 | ელვა |
| ქართული | kat-000 | რადიუმი |
| қазақ | kaz-000 | радий |
| Q’eqchi’ | kek-000 | kaaq |
| Q’eqchi’ | kek-000 | lemskaaq |
| Ket | ket-000 | ekkinna boˀk |
| Khasi | kha-000 | leilieh |
| монгол | khk-000 | ради |
| кыргыз | kir-000 | радий |
| кыргыз | kir-000 | чагылган |
| Kurmancî | kmr-000 | radyûm |
| Kanuri | knc-000 | rádə̀ |
| 한국어 | kor-000 | 라듐 |
| 한국어 | kor-000 | 벼락 |
| коми кыв | kpv-000 | радий |
| latine | lat-000 | radium |
| lingála | lin-000 | ladu |
| lietuvių | lit-000 | radis |
| lengua lumbarda | lmo-000 | ràdi |
| Lëtzebuergesch | ltz-000 | Radium |
| latviešu | lvs-000 | rādijs |
| latviešu | lvs-000 | zibens |
| മലയാളം | mal-000 | മിന്നല് |
| മലയാളം | mal-000 | റേഡിയം |
| македонски | mkd-000 | радиум |
| Malti | mlt-000 | radju |
| Malti | mlt-000 | radjum |
| Moraori | mok-000 | ради |
| reo Māori | mri-000 | konuruke |
| Wichí Lhamtés Güisnay | mzh-000 | pelhachʼe |
| Nāhuatlahtōlli | nci-000 | radio |
| Nederlands | nld-000 | bliksem |
| Nederlands | nld-000 | bliksemschicht |
| Nederlands | nld-000 | hemelvuur |
| Nederlands | nld-000 | radium |
| Nederlands | nld-000 | schicht |
| bokmål | nob-000 | lyn |
| bokmål | nob-000 | lynnedslag |
| bokmål | nob-000 | radium |
| norskr | non-000 | leiptr |
| occitan | oci-000 | pericle |
| occitan | oci-000 | radi |
| ирон ӕвзаг | oss-000 | радий |
| Hñähñu | ote-000 | jwe̲i |
| فارسی | pes-000 | آذرخش |
| فارسی | pes-000 | رادیم |
| فارسی | pes-000 | صاعقه |
| fiteny Malagasy | plt-000 | hèlatra |
| fiteny Malagasy | plt-000 | tsèlatra |
| polski | pol-000 | błyskawica |
| polski | pol-000 | piorun |
| polski | pol-000 | rad |
| português | por-000 | corisco |
| português | por-000 | raio |
| português | por-000 | relâmpago |
| português | por-000 | rádio |
| Qusqu qhichwa simi | quz-000 | radyu qʼillay |
| Impapura | qvi-000 | rayu |
| Riff | rif-000 | assam |
| Riff | rif-000 | řəƀrʼuq |
| Selice Romani | rmc-002 | villámo |
| română | ron-000 | radiu |
| română | ron-000 | trăsnet |
| limba armãneascã | rup-000 | radiumu |
| русский | rus-000 | молния |
| русский | rus-000 | радий |
| Saxa tyla | sah-001 | čaɣɨlɣan |
| cmiique | sei-000 | æɑmxʷ |
| Žemaitiu | sgs-000 | radis |
| Кӣллт са̄мь кӣлл | sjd-000 | то̄ллкасск |
| slovenčina | slk-000 | blýskavica |
| slovenčina | slk-000 | hrom |
| slovenčina | slk-000 | radium |
| slovenščina | slv-000 | radij |
| slovenščina | slv-000 | strela |
| davvisámegiella | sme-000 | álddagas |
| gagana faʻa Samoa | smo-000 | radimi |
| Sesotho | sot-000 | radiamo |
| español | spa-000 | centella |
| español | spa-000 | radio |
| español | spa-000 | rayo |
| español | spa-000 | relámpago |
| Saamáka | srm-000 | gádu kóti fája |
| српски | srp-000 | муња |
| српски | srp-000 | радијум |
| svenska | swe-000 | blixt |
| svenska | swe-000 | radium |
| Kiswahili | swh-000 | mmweko |
| Kiswahili | swh-000 | umeme |
| ܠܫܢܐ ܣܘܪܝܝܐ | syc-000 | ܒܪܩܐ |
| தமிழ் | tam-000 | ரேடியம் |
| татарча | tat-001 | яшен |
| Takia | tbc-000 | weil i-fni |
| тоҷикӣ | tgk-000 | радий |
| ภาษาไทย | tha-000 | ฟ้าแลบ |
| ภาษาไทย | tha-000 | เรเดียม |
| phasa thai | tha-001 | fáalâep |
| Türkçe | tur-000 | radyum |
| Türkçe | tur-000 | yıldırım |
| kuśiññe | txb-000 | wasir |
| Batsꞌi kꞌop | tzo-000 | chauk |
| ئۇيغۇرچە | uig-000 | رادىي |
| українська | ukr-000 | блискавка |
| українська | ukr-000 | радій |
| oʻzbek | uzn-000 | radiy |
| tiếng Việt | vie-000 | chớp |
| tiếng Việt | vie-000 | rađi |
| võro kiil | vro-000 | raadium |
| Գրաբար | xcl-000 | ամպ |
| Գրաբար | xcl-000 | փայլակն |
| Tokharian A | xto-000 | wasir |
| Yoem Noki | yaq-000 | yuku jimaari |
| ייִדיש | ydd-000 | בליץ |
| Bahasa Malaysia | zsm-000 | radium |