1. A gate; an opening for entrance; an arch over a door or gateway.

Nuttall's Standard dictionary of the English language By Nuttall, P.Austin

• portabel,
• poitcal,
• pontual,
• porbaly,
• poytail,
• portbale,
• partal,
• portigal,
• portrail,
• portocal,
• portalbe,
• portay,
• portayal,
• portald,
• postol,
• pertol,
• portary,
• portaid,
• paital,
• portial

• portland,
• portell,
• portillo,
• portales,
• portulaca,
• porthole,
• portela,
• Portley,
• Portlock,
• portly.

The adjective form of the word "portal" is "portable".

The plural of the "portal" can be the "portals".

The singular of the "portal" can be the "portal".