indecision,
indecisiveness,
irresolution doubt concerning two or more possible alternatives or courses of action; "his indecision was only momentary but the opportunity was lost"
hesitation -
a certain degree of unwillingness; "a reluctance to commit himself"; "his hesitancy revealed his basic indisposition"; "after some hesitation he agreed"
involuntariness,
unwillingness the trait of being unwilling; "his unwillingness to cooperate vetoed every proposal I made"; "in spite of our warnings he plowed ahead with the involuntariness of an automaton"