Pharyngeal sounds are difficult to pronounce.

The glottal stop plays an important role in linguistics.

The African wild dog, also known as the Lycaon, is a very rare species.

The theory of phonetic shift is an important part of linguistics.

There is no message from him at all.

He is interested in the Song pronunciation.

He hid himself from the enemy using the art of occult hiding.

This warm water is ideal for warming the body.

Devon is my best friend.

He practices every day to learn the correct Chinese pronunciation of characters.