1. Used to make words related to time
   - chron-

Encyclopedia: Chrono-

• border
• Border collie
• border district
• border on
• border patrol
• border patrolman
• Border terrier
• bordereau
• bordered
• borderer
• borderland
• borderline
• borderline intelligence
• borderline schizophrenia
• bore
• bore bit
• bore-hole
• boreal
• boreas
• borecole
• bored
• boredom
• borer
• boresight
• Borges