1 . Indonesian
For centuries, the Indonesian language has been the lingua franca of the entire Indonesian archipelago. Its considered one of the most widely spoken languages in the world because Indonesia is the fourth most highly populated country in the world.
2 . Persian
The Persian language belongs to the IndoIranian branch of IndoEuropean languages and is mainly spoken in Afghanistan and Iran, as well as Tajikistan and other countries with Persian influence. This language is known to be a continuation of the literary language of Sassanid Persia called Middle Persian language and around 110 million people speak the language worldwide.
3 . Norwegian
This North Germanic language is the national language of Norway. Norwegian, together with Swedish and Danish, is mutually intelligible with other variants of Scandinavian languages like the Icelandic and Faroese languages. Its also one of the working languages of the Nordic Council.
4 . Navajo
Navajo is one of the Southern Athabaskan languages that are spoken in the southwestern part of the United States and has about 120,000 to 170,000 speakers.
5 . Tagalog
An Austronesian language, Tagalog is the language spoken by almost a quarter of the total population of the Philippines.
6 . Dutch
This language is a West Germanic language that is mostly spoken in the Netherlands, Belgium and Suriname. It currently holds an official status in Aruba, Sint Maarten, and Curacao; and in many portions of Europe and the United States. Dutch language is closely related to English and German and does not use the Germanic umlaut as a grammatical marker.
7 . Slovenian
The Slovenian language is part of the South Slavic language group and is spoken by over 2.5 million speakers around the world, mostly in Slovenia. This language is one of the 24 official and working languages of the European Union and is based on Upper and Lower Carniolan dialect groups.
8 . Afrikaans
A West Germanic language, Afrikaans is spoken by the natives of Namibia and South Africa, as well as Zimbabwe and Botswana. It is considered an offshoot of different Dutch dialects and thus a daughter language of Dutch.
9 . Danish
Spoken by more than six million people around the world, Danish is a North Germanic language that currently holds a minority language status. In Greenland, around 1520% of the total population speaks this language. It is mutually intelligible with Swedish and Norwegian languages and is a descendant of Old Norse.
10 . Basque
Basque is the ancestral language of the Basque Country, which spans from the northeastern part of Spain to southwestern France. Almost 27% of the total population of Basque territories speaks the language.