1. Duration of service
   - longevity

Type of: longness

• dark-fruited
• dark-gray
• dark-green
• dark-grey
• dark-haired
• dark-skinned
• dark-spotted
• darken
• darkened
• darkener
• darkening
• darkey
• darkie
• darkish
• darkle
• darkling
• darkling beetle
• darkling groung beetle
• darkly
• darkness
• darkroom
• darksome
• darky
• darling
• darling pea