A hostile work environment is created by a boss or coworker whose actions, communication or behavior make doing your job impossible. 1  This means that the behavior altered the terms, conditions, and/or reasonable expectations of a comfortable work environment for employees.
11. to exercise dominating power, authority, or influence over; govern: to rule a kingdom. 12. to decide or declare judicially or authoritatively; decree. 13. to mark with lines, esp. parallel straight lines, with the aid of a ruler or the like: to rule paper. 14. to mark out or form (a line) by this method.
C14: from Latin: guidance. Word Origin and History for regimen. n. c.1400, medical, course of diet, exercise, etc. for sake of health; mid-15c., act of governing, from Old French regimen (14c.), from Latin regimen rule, guidance, government, means of guidance, rudder, from regere to rule (see regal).