indefiniteness vs indeterminateness

indefiniteness and indeterminateness both are nouns.

Word	Noun	Adjective	Verb	Adverb
indefiniteness	Yes	No	No	No
indeterminateness	Yes	No	No	No

As nouns, indefiniteness and indeterminateness are synonyms defined as:

indefiniteness and indeterminateness: the quality of being vague and poorly defined

Other synonyms of indefiniteness include indefinity, indeterminacy, indetermination.

indefiniteness (noun)	indeterminateness (noun)
the quality of being vague and poorly defined	the quality of being vague and poorly defined