uncertainness

• a word derived from uncertain.
  uncertain

  adjective

  not definitely ascertainable or fixed, as in time of occurrence, number, dimensions, or quality.

Related Words

• ambiguous
• ambivalent
• dubious
• erratic
• hazy
• hesitant
• insecure
• precarious
• questionable
• risky
• unclear
• undecided
• undetermined
• unpredictable
• unreliable
• unresolved
• unsettled
• unsure
• vague