Languages without Glottolog code

ancient Celtic language of Britain, ancestor to Welsh, Cornish, Breton and Cumbric

Europanto is a macaronic language concept with a fluid vocabulary from European languages of the user's choice or need. It was conceived in 1996 by Diego Marani (a journalist, author and translator for the European Council of Ministers in Brussels) based on the common practice of word-borrowing usage of many European languages. Marani used it in response to the perceived dominance of the English language; it is an emulation of the effect that non-native speakers struggling to learn a language typically add words and phrases from their native language to express their meanings clearly.

German as used in Switzerland, mainly as written language

a priori constructed language

Høgnorsk (; meaning High Norwegian) is a term for varieties of the Norwegian language from Nynorsk that reject most of the official reforms that have been introduced since the creation of . Høgnorsk typically accepts the initial reforms that, among other things, removed certain silent letters of etymological origin, while keeping most of the grammar intact.

Galician–Asturian, also known as Eonavian or Eonaviego, (autonym: ; ; ) is a set of Romance dialects or falas whose linguistic dominion extends into the zone of Asturias between the Eo River and Navia River (or more specifically the Eo and the Frejulfe River). The dialects have been variously classified as the northeastern varieties of Galician, as a linguistic group of its own, or as a dialect of transition between Galician and Asturian, an opinion upheld by José Luis García Arias, the former president of the Academy of the Asturian Language (ALLA).

constructed language

thumb | right Proto-Esperanto () is the modern term for any of the stages in the evolution of L. L. Zamenhof's language project, prior to the publication of in 1887.

Nadsat is a fictional register or argot used by the teenage gang members in Anthony Burgess' dystopian novel A Clockwork Orange. Burgess was a linguist and he used this background to depict his characters as speaking a form of Russian-influenced English. The name comes from the Russian suffix equivalent of -teen as in thirteen (, ). Nadsat was also used in Stanley Kubrick's film adaptation of the book.

Hebrew dialects found in the Talmud

Khuzdul () is a fictional language created by J. R. R. Tolkien, one of the languages of Middle-earth, specifically the secret and private language of the Dwarves. He based its structure and phonology on Semitic languages, primarily Hebrew, with triconsonantal roots of words. Very little of its grammar is defined.

thumb | right | “Fountain of the Jews” in Coimbra, Portugal Judaeo-Portuguese, Jewish-Portuguese or Judaeo-Lusitanic, is an extinct Jewish language or a dialect of Galician-Portuguese written in the Hebrew alphabet that was used by the Jews of Portugal.

'''' (, also , ) is a conservative written Norwegian language form or spelling standard, meaning the National Language'', closely related and now almost identical to the dominant form of Bokmål, known as .

dialect of Spanish written and spoken in the United States

Scottish Gaelic dialects of eastern Canada

language

Bantu language spoken in Cameroon

Judaeo-Catalan (; , ), also called Catalanic or Qatalanit (; or ''''), was a presumed Jewish language spoken by the Jews in Northern Catalonia and what is today Northeastern Spain, especially in Catalonia, Valencia and the Balearic Islands.

Enochian ( ) is an occult constructed language—said by its originators to have been received from angels—recorded in the private journals of John Dee and his colleague Edward Kelley in late 16th-century England. Kelley was a scryer who worked with Dee in his magical investigations. The language is integral to the practice of Enochian magic.

Guosa is a constructed interlanguage originally created by Alex Igbineweka in 1965. It was designed to be a combination of the indigenous languages of Nigeria and to serve as a lingua franca to West Africa.

extinct language

thumb|right|Location of the Wuhuan in 87 BC thumb|right|Mural depicting horses and chariots from the tomb of a Wuhuan official and military commander from the Eastern Han dynasty in [[Inner Mongolia.]] The Wuhuan (, < Eastern Han Chinese: *ʔɑ-ɣuɑn, < Old Chinese (): *ʔâ-wân < *Awar) were a Proto-Mongolic or para-Mongolic nomadic people who inhabited northern China, in what is now the provinces of Hebei, Liaoning, Shanxi, the municipality of Beijing and the autonomous region of Inner Mongolia.

extinct Romance language

The Dingling were an ancient people who appear in Chinese historiography in the context of the 1st century BCE.

Yerkish is an artificial language developed for use by non-human primates. It employs a keyboard whose keys contain lexigrams, symbols corresponding to objects or ideas.

Auregnais (), '''Aoeur'gnaeux, or Aurignais' was the Norman dialect of the Channel Island of Alderney (, Auregnais: aoeur'gny or auregny''). It was closely related to the Guernésiais (Guernsey), Jèrriais (Jersey), and Sercquiais (Sark) dialects of the neighbouring islands, as well as continental Norman on the European mainland.

languages of the Pre-Roman non-Greek peoples of the Iberian Peninsula

extinct language spoken by the Philistines

pidgin based on Standard German spoken in Namibia

dialect of Slavic languages, variety of South Slavic spoken by the Gorani people

Adjuvilo is a constructed language created in 1910 by Claudius Colas under the pseudonym of "Profesoro V. Esperema". Although it was a full language, it may not have been created to be spoken. Many believe that as an Esperantist, Colas created Adjuvilo to help create dissent in the then-growing Ido movement. Colas himself called his language simplified Ido and proposed several reforms to Ido.

creole language spoken by the Kristang people

Scouse ( ), formally known as Liverpool English or Merseyside English, is an English accent and dialect associated with the city of Liverpool and the surrounding Merseyside area in North West England. Scouse is highly distinctive and bears little resemblance to other English accents, primarily due to the port of Liverpool, which saw the arrival of Irish and Welsh immigrants and was a popular stop for Scandinavian sailors.

literary Turkic language of the medieval Golden Horde of Central Asia and Eastern Europe

ethnic group in ancient China

North Germanic language

branch of the Mandarin Chinese language family

branch of Baltic languages

form of the Latin language used since the 19th century

dialect of Danish

dialect within the English language

Mesoamerican writing system in use in the area of the Isthmus of Tehuantepec from perhaps 500 BCE to 500 CE

Kanbun ( 'Han writing') is a system for writing Literary Chinese used in Japan from the Nara period until the 20th century. Much of Japanese literature was written in this style and it was the general writing style for official and intellectual works throughout the period. As a result, Sino-Japanese vocabulary makes up a large portion of the Japanese lexicon and much classical Chinese literature is accessible to Japanese readers in some resemblance of the original.

form of the Turkish language spoken in Anatolia from the 11th to 15th centuries

Central Italian dialect spoken in Rome

language written between late 7th century & early 11th Century, CE

Form of Japanese spoken from the 12th century through the 16th century

constructed language based on Esperanto, aimed at a deliberately medieval feel as a hypothetical earlier stage of Esperanto

language

Middle Indo-Aryan language of India

Navarro-Aragonese was a Romance language once spoken in a large part of the Ebro River basin, south of the middle Pyrenees; the dialects of the modern Aragonese language, spoken in a small portion of that territory, can be seen as its last remaining forms. The areas where Navarro-Aragonese was spoken might have included most of Aragon, southern Navarre, and La Rioja. It was also spoken across several towns of central Navarre in a multilingual environment with Occitan, where Basque was the native language.

constructed language

literary and liturgical language that temporarily stopped being spoken, from the 2nd century to the 19th century; where the revival of this language in the form of Modern Hebrew has emerged

extinct Gallo-Romance dialect spoken around the Moselle River in Germany

thumb|The Skalvians in the context of the other Baltic tribes, Common Era|CE. The Eastern Balts are shown in brown hues while the Western Balts are shown in green. The boundaries are approximate. The Scalovians (; ), also known as the Skalvians, Schalwen and Schalmen, were a Baltic tribe related to the Prussians. According to the Chronicon terrae Prussiae of Peter of Dusburg, the now extinct Scalovians inhabited the land of Scalovia south of the Curonians and Samogitians, by the lower Neman River ca. 1240.

Latin as spoken and written in the Renaissance

extinct North Germanic language spoken by Norse settlers in Greenland

constructed language

group of Italo-Dalmatian Romance dialects spoken in central Italy

extinct Germanic language (1500–1650, or 1350–1650)