Uncertain

Words that indicate that no one is certain that something is true, or when it is impossible to be certain that something is true.

• What words indicate that something is uncertain?
  uncertain not be certain not be clear it's up in the air there is uncertainty
• What words indicate that something is uncertain, but it is likely that something bad will happen?
  uncertain doubtful be in doubt there is doubt about it's touch and go hang in the balance iffy
• What words indicate that two things are equally possible?
  could go either way borderline there's a fifty-fifty chance it's a toss-up
• What words indicate that something is uncertain because people have many different opinions about it?
  debatable questionable open to question open to debate moot point