His speech was full of hendiadys expressions, which captivated the listeners.

His actions always have a duality.

My room number is two hundred and five.

He was drawing an icosagon shape.

I found a beautiful twinflower in the park.

These shoes have a double sole and are very durable.

He drew a dodecagon shape.

My father got married when he was twenty-nine.

My birthday is on the twenty-eighth.

My birthday is on the twenty-sixth.