posi - priz
- principal axis
- principal beam / girder
- principal focus
- principal plane
- principal point
- principal rafter
- principal section
- principal story
- principal surface
- principle
- principle of action and reaction
- principle of duality
- principle of inertia
- principle of momentum conservation
- print on / over
- print-out effect
- printable part
- printed
- printed characters
