"Managerial reigns" refers to the periods of time during which someone serves as a manager or leader of a team, organization, or company. Full definition
That's 13 different managerial reigns in 13 years, how can any club expect to grow and develop any sort of philosophy when it changes manager so frequently? (eplindex.com)
Reports linking Mourinho to the United job have been met with trepidation by some sections of the United fanbase because of the often destructive nature in which is managerial reigns end. (caughtoffside.com)
Agreed 100 % — The most frustrating characteristic of Arsene's managerial reign in recent years has been the speed of his decision - making. (justarsenal.com)