There are several synonyms for the word "most shilly-shally" that can be used to describe someone who hesitates or procrastinates frequently. One synonym is indecisive, which refers to someone who has difficulty making up their mind or coming to a decision. A second synonym is vacillating, which describes someone who goes back and forth between different options and can't seem to commit to a particular course of action. A third synonym is wavering, which suggests uncertainty or doubt and implies a lack of confidence in one's decision-making abilities. Other synonyms for "most shilly-shally" include dithering, hesitating, and procrastinating.