1. Obstinate in your opinions
   - opinionative, self-opinionated

See also: narrow, narrow-minded

• plaintive
• plaintively
• plaintiveness
• plait
• plaiter
• plan
• plan of action
• plan of attack
• planar
• planaria
• planarian
• planate
• planation
• planchet
• planchette
• Planck
• Planck's constant
• Planck's law
• Planck's radiation law
• plane
• plane angle
• plane figure
• plane geometry
• plane seat
• plane section