bluntness vs conformation

bluntness and conformation both are nouns.

Word	Noun	Adjective	Verb	Adverb
bluntness	Yes	No	No	No
conformation	Yes	No	No	No

As nouns, conformation is a hypernym of bluntness; that is, conformation is a word with a broader meaning than bluntness:

Other hypernyms of bluntness include configuration, contour, form, shape.

bluntness (noun)	conformation (noun)
without sharpness or clearness of edge or point	acting according to certain accepted standards
the quality of being direct and outspoken	any spatial attributes (especially as defined by outline)
	a symmetrical arrangement of the parts of a thing