Many authors use pennames to protect their privacy.

She decided to use a penname for her new book.

The pennatulaceans are a group of marine animals that resemble feathers.

The pennatulacean is a type of marine organism found in deep-sea habitats.

The Pennamites were early settlers in the Wyoming Valley.

The Pennamite Wars were a series of conflicts between settlers from Connecticut and Pennsylvania over land claims in the Wyoming Valley.

The pennation of the muscle fibers allows for greater force production.

The pennates in the ocean create a beautiful display of movement.

Pennatulids are beautiful marine creatures found in deep-sea habitats.

The pennatulid is a type of soft coral found in the ocean.