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

Encyclopedia: Chrono-

• wave theory of light
• wave train
• substantive dye
• substantively
• substantivise
• substantivize
• substation
• substituent
• substitutability
• substitutable
• substitute
• substitute teacher
• substituting
• substitution
• substitution class
• substitutional
• substitutionary
• substitutive
• substract
• substrate
• substratum
• substring
• substructure
• subsume
• subsumption