infiniteness vs unboundedness

infiniteness and unboundedness both are nouns.

Word	Noun	Adjective	Verb	Adverb
infiniteness	Yes	No	No	No
unboundedness	Yes	No	No	No

As nouns, infiniteness and unboundedness are synonyms defined as:

infiniteness and unboundedness: the quality of being infinite; without bound or limit

Other synonyms of infiniteness include boundlessness, infinitude, limitlessness.

infiniteness (noun)	unboundedness (noun)
the quality of being infinite; without bound or limit	the quality of being infinite; without bound or limit