Each had enough decorum to suspend further hostilities: Heathcliff placed his fists, out of temptation, in his pockets; Mrs. Heathcliff curled her lip, and walked to a seat far off, where she kept her word by playing the part of a statue during the remainder of my stay.
There are no more uses of "decorum" in the book.
Show samples from other sources
All decorum was lost in the classroom.
She insists upon decorum and civility at her meetings.