Biro® /bīˈrō/

A kind of ballpoint pen

• energetics
• energic
• energid
• energids
• energies
• energise
• energised
• energiser
• energisers
• energises
• energising
• energize
• energized
• energizer
• energizers
• energizes
• energizing
• energumen
• energumens
• energy
• energy drink
• energy drinks
• energy gap
• energy gaps
• energy level