#perplexity  trouble or confusion resulting from complexity
  supertype:  mental_confusion__confusion__disarray  a mental state characterized by a lack of clear and orderly thought and behavior
  subtype:  mystery__enigma__secret__closed_book  something that baffles understanding and cannot be explained; "how it got out is a mystery"; "it remains one of nature's secrets"
  subtype:  maze__tangle__snarl  something jumbled or confused; "a tangle of government regulations"
  subtype:  dilemma__quandary  state of uncertainty or perplexity especially as requiring a choice between equally unfavorable options
     subtype:  double_bind  (psychology) an unresolvable dilemma; situation in which a person receives contradictory messages from a person who is very powerful

No statement uses or specializes perplexity; click here to add one.