dumsor

From Akan dum (“to extinguish, to quench”) + sɔ (“to turn on, light”).

dumsor (uncountable)

1. (Ghana, colloquial) blackout, load shedding, particularly when occurring frequently but in no discernible regular pattern.
   • 2015 December 30, Musah Yahaya Jafaru, “Dumsor ends”, in Graphic Online‎:

     The end of ‘dumsor’ comes just at the end of the timeline that the Minister of Power, Mr Kwabena Donkor, gave that he would resign if the load shedding did not end. In March this year, Dr Donkor obligated himself to end dumsor by the end of December 2015.

• dorsum, dromus