1. Written matter preceding the main text of a book
   - front matter

1. A minor match preceding the main event
   - preliminary 
2. An examination taken by graduate students to determine their fitness to continue
   - preliminary examination, preliminary exam

Type of: athletic competition, athletic contest, athletics, exam, examination, matter, test

Encyclopedia: Prelim

• relaxation time
• relaxed
• relaxer
• relaxin
• relaxing
• relay
• relay link
• relay race
• relay station
• relay transmitter
• relearn
• release
• release number
• releaser
• releasing
• releasing factor
• releasing hormone
• relegate
• relegating
• relegation
• relent
• relentless
• relentlessly
• relentlessness
• relevance