unwillingness unwillingness /ənˈwɪlɪŋnɪs/

noun

1. () The trait of being unwilling  ( involuntariness , unwillingness )
   the trait of being unwilling
    His unwillingness to cooperate vetoed every proposal I made
   his unwillingness to cooperate vetoed every proposal I made
    In spite of our warnings he plowed ahead with the involuntariness of an automaton
   in spite of our warnings he plowed ahead with the involuntariness of an automaton