by? please list all the synonyms you can think of
answer 2
I’m sure its main use is just an adjective, but I think you could use it as a noun if you were talking about someone’s vagueness.
I just checked the word “imprecision” and yes, it is a noun. http://dictionary.reference. with/navigate/free
Answer 1
inaccuracy
substantial
Quality or state of ambiguity.
Listing:
ambiguity, ambiguity, nebulosity, ambiguity, vague, nebulosity, darkness, obscurity, uncertainty, imprecision