overloading
o-ver-load-ing
noun
The state of being burdened with an excessive amount of work, information, or stress.
"Information overloading can lead to poor decisions."
verb
The act of putting too much of something into a system or vehicle.
"He was overloading the washing machine again."
Thesaurus
Synonyms: overburden, overload, clog, surcharge, overcharge