English and German are daughter languages.

Many immigrants in the United States speak their heritage languages at home.

Many indexing languages are used in information retrieval systems.

There are many liturgical languages spoken in different parts of the world.

There are many matrix languages used in computer programming.

There are many Oïl languages spoken in France.

Esperanto and Interlingua are two popular planned languages.

They developed their own private languages.

There are many receptive languages spoken in this multicultural city.

English, Spanish, French, and Chinese are all world languages.