Suddenly Piggy was a-bubble with decorous excitement.
…and yet—hair, much too long, tangled here and there, knotted round a dead leaf or a twig; faces cleaned fairly well by the process of eating and sweating but marked in the less accessible angles with a kind of shadow; clothes, worn away, stiff like his own with sweat, put on, not for decorum or comfort but out of custom; the skin of the body, scurfy with brine— He discovered with a little fall of the heart that these were the conditions he took as normal now and that he did not mind.
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.