overburden
verb /əʊvəˈbəːd(ə)n 
/ [with object]
/ [with object]1Load (someone) with too many things to carry: they were overburdened with luggage
1.1Give (someone) more work or pressure than they can deal with: ministers are overburdened with engagements...
- Probation officers that I have dealt with are overburdened, overworked and burned out.
- He said the measures would place further pressure on the already overburdened public hospital system.
- Analyzing and grading writing can be difficult for teachers who are already overburdened with their various education and non-education assignments.
noun /ˈəʊvəbəːd(ə)n /
/1 [mass noun] Rock or soil overlying a mineral deposit, archaeological site, or other underground feature: the kaolin is mined by removing the overburden and digging a pit...
- All topsoil and vegetative overburden shall be removed and separately stored along the north eastern boundary of the site to the satisfaction of the Local Planning Authority.
- The current planning application provides for the Moira site to be restored by filling with overburden from mineral operations at Albion.
- Features shared by the Lake Hope structures and many physical diapiric models are local ductile extension and thinning of the overburden overlying anticlinal ridges of the active boundary.
2An excessive burden: an overburden of costs...
- The economic cost of these factors could be reflected by an overburden of social medical response that could eventually deny health services for the masses, in many nations.
- The disease has led to a huge orphan crisis, creating an overburden on an already stressed medical system.
Derivatives
overburdensome
- I don't think it would be overburdensome to the tote companies.