Stiffening

n.	1.	Act or process of making stiff.
	2.	Something used to make anything stiff. Stiffening order (Com.) a permission granted by the customs department to take cargo or ballast on board before the old cargo is out, in order to steady the ship.

Noun	1.	stiffening - the act of becoming stiff; "stiffening his shoulders, he prepared to advance"
	2.	stiffening - the process of becoming stiff or rigid Synonyms: rigidification, rigidifying

action, activity, natural action, natural process, rigidification, rigidifying, rigor mortis, stiffen