tactile agnosia vs astereognosis

tactile agnosia and astereognosis both are nouns.

Word	Noun	Adjective	Verb	Adverb
tactile agnosia	Yes	No	No	No
astereognosis	Yes	No	No	No

As nouns, tactile agnosia and astereognosis are synonyms defined as:

tactile agnosia and astereognosis: a loss of the ability to recognize objects by handling them

tactile agnosia (noun)	astereognosis (noun)
a loss of the ability to recognize objects by handling them	a loss of the ability to recognize objects by handling them