irresolution

[Cf. F. irrésolution.]
Lack of resolution; lack of decision in purpose; a fluctuation of mind, as in doubt, or between hope and fear; irresoluteness; indecision; vacillation.

Irresolution on the schemes of life which offer themselves to our choice, and inconstancy in pursuing them, are the greatest causes of all unhappiness.

noun

The act of hesitating or state of being hesitant: hesitancy, hesitation, indecision, indecisiveness, irresoluteness, pause, shilly-shally, tentativeness, timidity, timidness, to-and-fro, vacillation. See decide/hesitate.

The noun has 2 meanings:

Meaning #1: doubt concerning two or more possible alternatives or courses of action
  Synonyms: indecision, indecisiveness

Meaning #2: the trait of being irresolute; lacking firmness of purpose
  Synonym: irresoluteness