RichThesaurus
irresolute
vs
shilly-shallying
irresolute
adj
Undecided or unsure how to act.
Indecisive or lacking in resolution.
shilly-shallying
noun
The action of the verb
How often have the words
irresolute
and
shilly-shallying
occurred in a corpus of books?
(source:
Google Ngram Viewer
)