Translations: the word in the other languages
- Afrikaans: tweetaligheid
- Amharic: bilingualism
- Arabic: ثنائية اللغة
- Azerbaijani: şer
- Bashkir: двуязычие
- Belarusian: двухмоўе
- Bulgarian: двуезичието
- Bengali: bilingualism
- Bosnian: bilingualism
- Catalan: bilingüisme
- Cebuano: bilingualism
- Czech: dvojjazyčnost
- Welsh: dwyieithrwydd
- Danish: tosprogethed
- German: Zweisprachigkeit
- Greek: η διγλωσσία
- Esperanto: dulingvismo
- Spanish: el bilingüismo
- Estonian: kakskeelsus
- Basque: elebitasuna
- Persian: دوزبانگی
- Finnish: kaksikielisyys
- French: le bilinguisme
- Irish: an dátheangachas
- Scottish Gaelic: dà-chànanachas
- Galician: bilingüismo
- Gujarati: દ્વિભાષાવાદસહિતનું
- Hebrew: דו לשוניות
- Hindi: द्विभाषावाद
- Croatian: двуязычие
- Haitian: bilengwis
- Hungarian: kétnyelvűség
- Armenian: երկլեզվություն
- Indonesian: bilingualisme
- Icelandic: tvítyngi
- Italian: il bilinguismo
- Japanese: バイリンガリズム（二言語併用）
- Javanese: bilingualism
- Georgian: ბილინგვიზმის
- Kazakh: қостілділік
- Khmer: bilingualism
- Kannada: bilingualism
- Korean: 이중 언어
- Kyrgyz: двуязычие
- Latin: bilingualism
- Luxembourgish: Zweisprachigkeit
- Lao: bilingualism
- Lithuanian: dvikalbystė
- Latvian: divvalodību
- Malagasy: na
- Mari: йылме-влакым палымаш
- Maori: bilingualism
- Macedonian: двојазичноста
- Malayalam: bilingualism
- Mongolian: bilingualism
- Marathi: bilingualism
- Hill Mari: двуязычий
- Malay: bilingualisme
- Maltese: bilingwiżmu
- Burmese: ယိုး
- Nepali: द्वभाषावाद
- Dutch: tweetaligheid
- Norwegian: tospråklighet
- Punjabi: bilingualism
- Papiamento: e bilingüismo
- Polish: dwujęzyczność
- Portuguese: o bilinguismo
- Romanian: bilingvismul
- Russian: двуязычие
- Sinhalese: bilingualism
- Slovak: bilingvizmus
- Slovenian: bilingualism
- Albanian: dygjuhësisë
- Serbian: двуязычие
- Sundanese: bilingualism
- Swedish: tvåspråkighet
- Swahili: lugha mbili
- Tamil: bilingualism
- Telugu: ద్విభాషితం
- Tajik: двуязычие
- Thai: bilingualism
- Tagalog: bilingguwalismo
- Turkish: iki dillilik
- Tatar: двуязычие
- Udmurt: двуязычие
- Ukrainian: двомовність
- Urdu: bilingualism
- Uzbek: bilingualism
- Vietnamese: hai thứ tiếng
- Xhosa: bilingualism
- Yiddish: ביילינגגוואַליזאַם
- Chinese: 双语