#willingness__willingnes  cheerful compliance: "he expressed his willingness to help"
  exclusion:  unwillingness
  supertype:  disposition.nature__temperament  your usual mood; "he has a happy disposition"
  subtype:  readiness__readines  prompt willingness: "readiness to continue discussions"
  subtype:  receptiveness__receptivenes__openness  willingness or readiness to receive esp impressions or ideas: "their receptivity to the proposal"
  subtype:  wholeheartedness  undivided commitment or unreserved enthusiasm

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