I love grilling portobello mushrooms for a delicious vegetarian burger.

I love grilling portobellos for dinner.

The doctor examined the portogram to diagnose the patient's liver condition.

Portography is a medical imaging technique used to visualize the blood vessels in the liver.

The portolano is a navigational chart used by sailors in the Mediterranean.

The portolani were ancient navigational charts used by sailors.

Portolans were used by sailors to navigate the seas.

The portoir was used to hold the books in place.

The portoises are beautiful birds.

The sailor leaned against the portoise of the ship.