Languages extinct in the 13th century

earliest historical form of English

Siculo-Arabic or Sicilian Arabic is a group of Arabic varieties that were spoken in the Emirate of Sicily from the 9th century, persisting under the subsequent Norman rule until the 13th century. However, only one dialect of Siculo-Arabic is still spoken: Maltese. Siculo-Arabic dialects descend from Arabic following the Abbasid conquest of Sicily in the 9th century and gradually marginalized following the Norman conquest in the 11th century.

Apabhraṃśa (, , Prakrit: ) is a term used by vaiyākaraṇāḥ (native grammarians) since Patañjali to refer to languages spoken in Northern India before the rise of the modern languages. In Indology, it is used as an umbrella term for the dialects forming the transition between the late Middle and the early Modern Indo-Aryan languages, spanning the period between the 6th and 13th centuries CE. However, these dialects are conventionally included in the Middle Indo-Aryan period. wikt:अपभ्रंश#Sanskrit| in Sanskrit literally means "corrupt" or "non-grammatical language", that which deviates from the n

language of Myanmar

extinct language

archaic form of Hindustani (Old Hindi or Old Urdu) as used up to the 15th century

Extinct Iranian language of northern Iran

extinct variety of Navarro-Aragonese of medieval La Rioja