irresolute
unable to decide
Roots
- im- / in- (not): not or without
- solv / solut: loosen, solve, settle, or release
Other words with the solv / solut root
- dissolution: breaking apart or dissolving
- resolute: firmly decided
- resolution: a firm decision or settled statement
- resolve: to settle or decide firmly
- solve: to work out an answer
Irresolute is not-settled: the decision knot stays loose and unfinished.
He sounded irresolute because every option still seemed half right.