overburden
1. [ verb ] burden with too much work or responsibility
Related terms: charge overload
2. [ noun ] the surface soil that must be moved away to get at coal seams and mineral deposits
Related terms: land
3. [ verb ] load with excessive weight
Related terms: burden overload
4. [ noun ] an excessive burden
Synonyms: overload
Related terms: load overload clog
Similar spelling:   overburdened
  overproud
  overboard
  overbid
  overbearing
  overbusy
  overbold
  overbite
  overbear
  overbearingly
  overblown