He was afraid that the prophecy would come true.

He is attending university to learn Korean.

The Walloon language is spoken in parts of Belgium.

He is learning the Coptic language of Egypt.

In Japanese grammar, an autonomous forms the main part of the sentence.

He can speak Estonian.

He can speak the Rade language.

Esperanto is one of the most well-known international auxiliary languages.

He went to China to learn the Zhuang languages.

This sentence uses many modifiers.