The pyramidia of the ancient Egyptian pyramids were often made of granite.

The mountain had a pyramidlike shape.

He is a renowned expert in pyramidological studies.

Pyramidellids are small marine snails.

The pyramidellid is a small marine snail.

The pyramidions were placed on top of the pyramids as decorative elements.

The team organized the files pyramidwise to make it easier to find information.

She arranged the cups pyramidwise on the shelf.

He is a pyramidiot who believes in all the conspiracy theories about ancient pyramids.

The pyramidiots gathered at the conference to discuss their latest theories.