accumulated
1. [ adjective ] brought together into a group or crowd
Synonyms: assembled congregate collected massed amassed
Examples:

"the accumulated letters in my office"

Related terms: concentrated
2. [ adjective ] periodically accumulated over time
Synonyms: accrued
Examples:

"accrued interest" "accrued leave"

Related terms: increased
Similar spelling:   accumulate
  accumulative
  accumulator
  accumulation