1. Five
   - quinque-

Encyclopedia: Penta-

• pelt along
• Peltandra
• Peltandra virginica
• peltate
• peltate leaf
• pelter
• pelting
• Peltiphyllum
• Peltiphyllum peltatum
• peltry
• peludo
• pelvic
• pelvic arch
• pelvic cavity
• pelvic fin
• pelvic girdle
• pelvic inflammatory disease
• pelvimeter
• pelvimetry
• pelvis
• pelycosaur
• Pelycosauria
• Pembroke
• Pembroke Welsh corgi
• pemican