Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun overwork

1 sense of overwork

Sense 1
overwork, overworking -- (the act of working too much or too long; "he became ill from overwork")
       => labor, labour, toil -- (productive work (especially physical work done for wages); "his labor did not require a great deal of skill")

Synonyms/Hypernyms (Ordered by Estimated Frequency) of verb overwork

2 senses of overwork

Sense 1
overwork -- (use too much; "This play has been overworked")
       => work, work on, process -- (shape, form, or improve a material; "work stone into tools"; "process iron"; "work the metal")

Sense 2
overwork, exploit -- (work excessively hard; "he is exploiting the students")
       => work, put to work -- (cause to work; "he is working his servants hard")