Ambiguity
Part of speech: noun
Definition: Something liable to more than one interpretation, explanation or meaning, if that meaning etc cannot be determined from its context. The state of being ambiguous.
Example sentence: The goal is to live a full, productive life even with all that ambiguity. No matter what happens, whether the cancer never flares up again or whether you die, the important thing is that the days that you have had you will have lived.
Equivocalness
Part of speech: noun
Definition: The state of being equivocal; ambiguity