- penance
- pencak silat
- pencatite
- Penchihe
- Pench National Park
- pencil
- pencil beam
- pencil-beam antenna
- pencil beam survey
- pencil-beam survey
- pencil buoy method
- Pencil Drawing
- pencil-family
- pencil in cup appearance
- pencil interactive
- pencil of circles
- pencil of coaxal circles
- pencil of complexes
- pencil of confocal conics
- pencil of conicoids
- pencil of conics
- pencil of curves
- pencil of hyperplanes
- pencil of lines
- pencil of matrices