He composed a song using a direct sound.

In phonetics, a vibrato is one of the sounds with specific phonetic characteristics.

Understanding euphony is important for understanding the pronunciation of Japanese.

ラ音 is another way of writing 囉音.

He solved the problem in a gentle way.

His pronunciation is characterized by approximants.

In phonetics, a sibilant is used to represent a specific sound.

A glottal stop, or 'せいもんはれつおん' in Japanese, represents a sound like the 'uh-oh' in English.

The glottal stop plays an important role in linguistics.

Pharyngeal sounds are difficult to pronounce.