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

A glottal sound is a sound that is produced when the glottis is closed.

He is majoring in hydrology at university.

He has no knowledge about anal sex.

His kimono was embroidered with his family's crest.

Mei-chan loves corn.

He has a deep interest in astronomy.

He has a deep interest in astronomy.

He is keeping unwanted visitors away by setting up a sparrow net in front of the gate.

This cheap seal is not only inexpensive, but also of good quality.