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

He is majoring in hydrology at university.

Archaebacteria are considered one of the oldest life forms on Earth.

My Japanese language teacher is very strict.

We visited the cross valley of the kingdom over the weekend.

He is studying the history of the Roman Empire.

I heard the sound of the kokiriko.

This small bowl is one of my favorites.

Students from all over the country participated in this contest.

He was indicted for fraud.