(uncountable) The state or quality of being stern.
2012, July 15. Richard Williams in Guardian Unlimited, Tour de France 2012: Carpet tacks cannot force Bradley Wiggins off trackThere was the sternness of an old-fashioned Tour patron in his rebuke to the young Frenchman Pierre Rolland, the only one to ride away from the peloton and seize the opportunity for a lone attack before being absorbed back into the bunch, where he was received with coolness.