Synonyms for Indecisive (same or very similar meaning)
WordNet sense 1 (lacking decisiveness of character; unable to act or decide quickly or firmly):
hesitant, hesitatingWordNet sense 2 (characterized by indecision):
undecidedWordNet sense 3 (leading to no final results or outcome):
inconclusiveFrom the ODE community, based on WordNetadd/edit