vacillating
Yes. People who vacillate are often poor leaders.
vacillate:
My sister is very vacillating; she takes a long time to decide what she wants to wear.
She has a tendency to vacillate.
His tendency to vacillate makes him a poor leader.
I always vacillate when I have to choose between curly or straight fries.
She'll vacillate between the two options and have difficulty making a decision.
Stabilize is the opposite of fluctuate, vary, adjust, and vacillate.
An adjective describes a noun.
Vacillate - to waver in opinion or mind; be indecisive or irresoluteSentence:Her mood vacillated between hope and despair.
Pale is the word that you would use as an adjective.
vacillate "It's not unusual to vacillate about the 'good's and 'bad's of such a big decision"