brusqueness vs gruffness

brusqueness and gruffness both are nouns.

Word	Noun	Adjective	Verb	Adverb
brusqueness	Yes	No	No	No
gruffness	Yes	No	No	No

As nouns, brusqueness and gruffness are synonyms defined as:

Other synonyms of brusqueness include abruptness, curtness, shortness.

brusqueness (noun)	gruffness (noun)
an abrupt discourteous manner	a throaty harshness
	an abrupt discourteous manner