deepness vs astuteness

deepness and astuteness both are nouns.

Word	Noun	Adjective	Verb	Adverb
deepness	Yes	No	No	No
astuteness	Yes	No	No	No

As nouns, deepness and astuteness are synonyms defined as:

deepness and astuteness: the intellectual ability to penetrate deeply into ideas

Other synonyms of deepness include depth, profoundness, profundity.

deepness (noun)	astuteness (noun)
the quality of being physically deep	intelligence manifested by being astute (as in business dealings)
the extent downward or backward or inward	the intellectual ability to penetrate deeply into ideas
a low pitch that is loud and voluminous
the intellectual ability to penetrate deeply into ideas