Workaholic
Workaholic
noun uk/ˌwɜː.kəˈhɒl.ɪk/ us/ˌwɝː.kəˈhɑː.lɪk/
-A person who works a lot of the time and finds it difficult not to work.
-A person who feels compelled to work excessively.
ex:
A self-confessed workaholic, Nathan can't remember when he last had a holiday.
Nathan is a real workaholic who almost never takes time off.
Nathan is such a workaholic that he would put a stakhanovite to shame.