pentad /penˈtad/

1. A set of five things
2. A period of five years or five days
3. An atom, element or radical with a combining power of five

• patent
• patentable
• patent agent
• patent agents
• patented
• patentee
• patentees
• patenting
• patent inside
• patent leather
• patent leathers
• patent log
• patent logs
• patently
• patent medicine
• patent medicines
• Patent Office
• Patent Offices
• patentor
• patentors
• patent outside
• patent outsides
• patent right
• patent rights
• patent rolls