A boa is a large snake, and its length is astonishing.

This shelf is assembled using dowels.

This shelf is firmly fixed with a dowel.

The river water is gurgling down.

He drank the coffee gurgly.

The rain began to drizzle.

He played a perfect fifth scale on the piano.

He is a perfectionist, so he is very strict about his work.

He hates being called a 'shiranbo'.