overwork

1. (transitive) To make (someone or something) work too hard.Examples: "to overwork a horse"; "For some years locomotives and coaches have been overworked and undermaintained to a degree without precedent in British railway history, and the leeway in maintenance now to be made up is very great."; "The cracking sound, he explained, as far as I, a non-plumber, could understand, was the sound of the overworked, undermaintained and weirdly installed heating unit’s core rupturing and spilling water into the basement."

2. (intransitive) To work too hard.

3. (transitive) To fill too full of work; to crowd with labour.Examples: "My days with toil are overwrought."

4. (transitive) To decorate all over.