1. 
   stiffened
   [adj] - stiffened or reinforced with wire 2. [adj] - made or become difficult to move or bend
   Found op http://www.webdictionary.co.uk/definition.php?query=stiffened
   
   
2. 
   Stiffened
   • (imp. & p. p.) of Stiffen
   Found op http://thinkexist.com/dictionary/meaning/stiffened/
   
   
3. 
   stiffened
   1) Got more formal 2) Grew rigid 3) Inflexible
   Found op http://www.mijnwoordenboek.nl/EN/crossword-dictionary/stiffened/1
   
   

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