Examples from the Web for stiffener
"Weel, that is a stiffener," he said, drawing a long breath.A Son of Hagar|Sir Hall Caine
Another draught, Anthony; a stiffener to thy courage, mayhap.
The bridle or drawing point of the sledge is formed of hide, and is secured to the beak or stiffener.
I say, Lane, fetch me a nobbler of brandy; a stiffener, mind.The Book of the Bush|George Dunderdale
The fact is, my head is so heavy, that it rolls about on my shoulders; and I must have a stiffener down my throat to prop it up.Olla Podrida|Frederick Marryat