Old Church Slavonic is the oldest recorded language of the Slavic group.

He can speak Sichuanese dialect.

He can speak Gan.

He can speak Kyrgyz.

Shingon is my best friend.

Learning Dalmatian language is difficult.

Vulgar Latin was the common language of ancient Rome.

That game is too difficult to clear.

The Tangut language is one of the ancient languages of China.

The Later Tang is one of the periods in China's Five Dynasties and Ten Kingdoms era.