See indecisive in Webster's New World Roget's A-Z Thesaurus II
adjective
Given to or exhibiting hesitation:
halting, hesitant, irresolute, pendulous, shilly-shally, tentative, timid, vacillant, vacillatory. See decideNot affording certainty:
ambiguous, borderline, chancy, clouded, doubtful, dubious, dubitable, equivocal, inconclusive, indeterminate, problematic, problematical, questionable, uncertain, unclear, unsure. (Informal) iffy. Idioms: at issue, in doubt, in question. See certain, clear
Learn more about indecisive