- Afrikaans: twintig (af)
- Ahom: 𑜏𑜧 (saw)
- Ainu: ホッ (hot)
- Aiton: ꩬွ် (saw)
- Albanian: njëzet (sq)
- Alutiiq: suinaq
- Amharic: ሐያ (ḥäya), ሃያ (haya) (numeral: ፳)
- Arabic: عِشْرُونَ (ʕišrūna)
- Egyptian Arabic: عشرين (ʕešrīn)
- Aramaic:
- Hebrew: סרין (‘esrīn)
- Syriac: ܥܣܪܝܢ (‘esrīn)
- Archi: къа (qʼa)
- Armenian: քսան (hy) (kʻsan)
- Aromanian: yinghits
- Assamese: বিছ (bis)
- Asturian: venti (ast)
- Avar: къого (qxʼogo)
- Avestan: 𐬬𐬍𐬯𐬀𐬌𐬙𐬌 (vīsaiti)
- Aymara: pä tunka
- Azerbaijani: iyirmi (az)
- Bashkir: егерме (yegerme)
- Basque: hogei (eu)
- Belarusian: два́ццаць (be) (dváccacʹ)
- Bengali: বিশ (bn) (biś), কুড়ি (bn) (kuṛi) (numeral: ২০)
- Bikol Central: duwampulo
- Bookan: duo ngoopod
- Breton: ugent (br)
- Brunei Malay: dua puluh
- Bulgarian: два́десет (dvádeset), два́йсет (dvájset)
- Burmese: နှစ်ဆယ် (my) (hnachcai) (numeral: ၂၀)
- Buryat: хорин (xorin)
- Carpathian Rusyn: два́дцять (dvádcjatʹ)
- Catalan: vint (ca)
- Cebuano: kawhaan, kaluhaan, kaluwaan
- Central Atlas Tamazight: ⴰⴳⵏⴰⵔ (agnar)
- Chechen: ткъа (tqʼa)
- Cherokee: ᏔᎵᏍᎪᎯ (talisgohi)
- Chichewa: makumi awiri
- Chickasaw: pokoli toklo
- Chinese:
- Cantonese: 二十 (ji6 sap6), 廿 (jaa6)
- Hakka: 二十 (ngi-sṳ̍p)
- Hokkien: 二十 (jī-cha̍p)
- Mandarin: 二十 (zh) (èrshí) (numeral: 貳拾/贰拾); 廿 (zh) (niàn), (obsolete) 念 (zh) (niàn)
- Teochew: 二十 (ri6 zab8)
- Wu: 廿 (6gnie)
- Chuukese: rue
- Chuvash: ҫирӗм (śirĕm)
- Crimean Tatar: yigirmi
- Czech: dvacet (cs)
- Dalmatian: venč
- Danish: tyve (da)
- Dargwa: гъал (γal)
- Dena'ina: tut qeluzhun
- Dhivehi: ވިހި (vihi)
- Dutch: twintig (nl) f
- Dzongkha: ཉི་ཤུ (nyi shu)
- Esperanto: dudek (eo)
- Estonian: kakskümmend (et)
- Ewe: blaeve n
- Farefare: pisyi
- Faroese: tjúgu
- Fiji Hindi: biis (hif)
- Fijian: ruasagavulu (fj)
- Finnish: kaksikymmentä (fi)
- French: vingt (fr) m
- Friulian: vincj, vinčh
- Galician: vinte (gl)
- Garifuna: wein
- Georgian: ოცი (oci)
- German: zwanzig (de) f
- Alemannic German: zwänzg
- Gilbertese: houanpoui
- Gothic: 𐍄𐍅𐌰𐌹 𐍄𐌹𐌲𐌾𐌿𐍃 (twai tigjus)
- Greek: είκοσι (el) (eíkosi), κ΄ (numeral)
- Ancient: εἴκοσι (eíkosi), κ΄ (numeral)
- Greenlandic: marlunnik qulillit (kl), inuk naallugu
- Gujarati: વીસ (vīs)
- Haitian Creole: ven
- Hausa: àshìrin
- Hawaiian: iwakālua
- Hebrew: עֶשְׂרִים (he) m or f (esrím)
- Hindi: बीस (hi) (bīs), (numeral) २० (hi) (20), वीह (hi) (vīh), बीह (hi) (bīh), कोड़ी (hi) (koṛī)
- Hopi: sunat
- Hungarian: húsz (hu)
- Icelandic: tuttugu (is)
- Ido: duadek (io)
- Ifè: ogú
- Igala: ógwú
- Inari Sami: kyehtlov
- Indonesian: dua puluh (id)
- Ingrian: kakskymment
- Ingush: ткъо (tqʼo)
- Interlingua: vinti, viginti
- Irish: fiche (ga)
- Isan: ซาว
- Italian: venti (it) m
- Itsekiri: ogun
- Japanese: 二十 (ja) (にじゅう, nijū), 二十 (ja) (はた, hata), 二十 (ja) (ふたそ, futaso)
- Jeju: 스물 (seumul), 스무 (seumu) (determiner), 이십 (isip)
- Kalasha: bíši
- Kalmyk: хөрн (xörn)
- Kannada: ಇಪ್ಪತ್ತು (kn) (ippattu)
- Karachay-Balkar: джыйырма (cıyırma)
- Kazakh: жиырма (kk) (jiyrma)
- Khakas: чибiрге (çibirge)
- Khiamniungan Naga: khèi
- Khinalug: кьан (qʼan)
- Khmer: ម្ភៃ (km) (mpʰey) (numeral: ២០ (km) (20))
- Khowar: بیشیر (bíšir)
- Komi-Permyak: кыкдас (kykdas)
- Kongo: makumole
- Korean: 이십(二十) (ko) (isip), 스물 (ko) (seumul)
- Kurdish:
- Central Kurdish: بیست (bîst)
- Northern Kurdish: bîst (ku)
- Kyrgyz: жыйырма (ky) (jıyırma)
- Ladin: vint
- Lak: кьува (qʼuwa)
- Lakota: wikčémna núŋpa
- Lao: ຊາວ (sāo) (numeral: ໒໐)
- Latin: vīgintī (la), viginti (la) m
- Latvian: divdesmit (lv)
- Lezgi: къад (q̄ad)
- Lithuanian: dvidešimt (lt)
- Livonian: kakškimdõ
- Louisiana Creole French: vin
- Low German: twintig (nds)
- Lü: ᦌᦱᧁ (saaw) (numeral: ᧒᧐)
- Macedonian: два́есет (dváeset)
- Malagasy: roapolo (mg)
- Malay: dua puluh (ms)
- Malayalam: ഇരുപത് (ml) (irupatŭ)
- Maltese: għoxrin (mt)
- Manchu: ᠣᡵᡳᠨ (orin)
- Manx: feed
- Maori: hokotahi, rua tekau (mi), rua ngahuru (older term)
- Mon: ၜါစှော်
- Mongolian: хорь (mn) (xorʹ) (numeral: ᠒᠐ (20))
- Nauruan: anarama
- Navajo: naadiin
- Ngazidja Comorian: ishirini
- Norman: vîngt
- Northern Mansi: (please verify) хус (hus)
- Northern Sami: guoktelogi
- Northern Thai: ᨪᩣ᩠ᩅ
- Norwegian: tjue (no), tyve
- Occitan: vint (oc)
- Odia: କୋଡ଼ିଏ (or) (koṛie) (numeral: ୨୦ (20))
- Ojibwe: niishtana
- Old Church Slavonic: дъва дєсѧти (dŭva desęti) (numeral: к҃)
- Old English: twentiġ
- Old French: vint
- Old Tupi: xepoxepy
- Olukumi: ọgbọ
- Orok: хори (hori)
- Oromo: digdama
- Ossetian: ссӕдз (ssæʒ)
- Papiamentu: binti
- Pennsylvania German: zwansich
- Persian: بیست (fa) (bist), (numeral) ۲۰
- Phake: ꩬွ် (saw)
- Polish: dwadzieścia (pl), (collective) dwadzieścioro (pl)
- Portuguese: vinte (pt)
- Punjabi: ਵੀਹ (vīh) (numeral: ੨੦)
- Quechua: iskay chunka
- Romagnol: vènt
- Romani: biś
- Kalo Finnish Romani: biȟ
- Romanian: douăzeci (ro)
- Romansch: ventg (Grischun)
- Russian: два́дцать (ru) (dvádcatʹ)
- Rutul: къад
- S'gaw Karen: ခံဆံ (khee hsee)
- Saek: ซ๊าว
- Sami:
- Southern Sami: göökteluhkie
- Samoan: luasefulu
- Sanskrit: विंशति (sa) (viṃśatí)
- Santali: ᱤᱥᱤ (isi), ᱵᱟᱨ ᱜᱮᱞ (bar gel)
- Sardinian: binti, vinti
- Scottish Gaelic: fichead
- Serbo-Croatian:
- Cyrillic: два́десет
- Roman: dvádeset
- Shan: သၢဝ်း (shn) (sáao)
- Sicilian: vinti (scn)
- Sinhalese: විස්ස (wissa)
- Skolt Sami: kuâhttlo
- Slovak: dvadsať (sk)
- Slovene: dvajset (sl)
- Somali: labaatan
- Sorbian:
- Lower Sorbian: dwaźasća
- Upper Sorbian: dwaceći
- Southern Altai: јирме (ǰirme)
- Southern Thai: หยีบ, หยีซิบ
- Spanish: veinte (es)
- Sundanese: likur
- Swahili: ishirini (sw)
- Swedish: tjugo (sv)
- Sylheti: ꠛꠤꠡ (biś)
- Tabasaran: къаб (q̄ab)
- Tagalog: dalawampu (tl)
- Tahitian: piti 'ahuru
- Tai Dam: please add this translation if you can
- Tai Laing: ꩬၢဝ်း
- Tai Nüa: ᥔᥣᥝᥰ (säaw)
- Tajik: бист (tg) (bist)
- Talysh: vist
- Tamil: இருபது (ta) (irupatu)
- Tat: bist
- Tatar: егерме (tt) (yegerme)
- Telugu: ఇరవై (te) (iravai) (numeral: ౨౦)
- Tetum: ruanulu
- Thai: ยี่สิบ (th) (yîi-sìp) (numeral: ๒๐)
- Tibetan: ཉི་ཤུ (nyi shu), ཉི་ཤུ་ཐམ་པ (nyi shu tham pa)
- Tigre: ዕስራ (ʿəsra)
- Tigrinya: ዕስራ (ʿəsra) (numeral: ፳)
- Tlingit: tleikháa
- Tocharian A: wiki
- Tocharian B: ikäṃ
- Tofa: иъһён
- Tok Pisin: twenti, tupela ten
- Tongan: uofulu
- Tswana: somamabedi
- Turkish: yirmi (tr)
- Turkmen: ýigrimi (tk)
- Tuvan: чээрби (çeerbi)
- Udi: къа (q̇a)
- Udmurt: кызь (kyź)
- Ukrainian: два́дцять (uk) (dvádcjatʹ)
- Unami: nishinxke
- Urdu: بیس (bīs), (numeral) ۲۰ (20)
- Uyghur:
- UEY: يىگىرمە (yigirme)
- USY: жигирмә (zhigirme)
- Uzbek: yigirma (uz)
- Venetan: vinti (vec)
- Vietnamese: hai mươi (vi)
- Volapük: teldeg (vo), tels (older term, obsolete)
- Wakhi: bist
- Walloon: vint (wa)
- Welsh: ugain (cy) (vigesimal, traditional), dau ddeg (cy) (decimal)
- West Frisian: tweintich (fy)
- Wolof: ñaar fukk
- Yagnobi: бист (bist)
- Yakut: сүүрбэ (süürbe)
- Yiddish: צוואַנציק (tsvantsik)
- Yoruba: ogún
- Yup'ik: yuinaq
- Zazaki: vist (diq)
- Zhuang: ngeih cib
- Zulu: amashumi amabili (zu)
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