oversensitivity

over- +‎ sensitivity

oversensitivity (uncountable)

1. The state or quality of being excessively sensitive
   • 2009 January 11, Barbara Ellen, “Barbara Ellen: Rachida - this was an act of weakness, not strength”, in The Observer‎:

     While this must be hard on Kate and Gerry McCann, it is also a sign that their campaign was extraordinarily successful, so successful that a culture of oversensitivity has long swirled in the slipstream.

• hypersensitivity