1. Duration of service
   - longevity

Type of: longness

• roomful
• roomie
• roomily
• roominess
• rooming house
• roommate
• rooms
• roomy
• Roosevelt
• Rooseveltian
• roost
• rooster
• root
• root beer
• root beer float
• root canal
• root cap
• root celery
• root cellar
• root climber
• root crop
• root for
• root hair
• root on
• root out