husky vs gruff

husky is a noun but gruff is not a noun.

Word	Noun	Adjective	Verb	Adverb
husky	Yes	Yes	No	No
gruff	No	Yes	No	No

As adjectives, husky and gruff are synonyms defined as:

husky and gruff: deep and harsh sounding as if from shouting or illness or emotion

Other synonyms of husky include hoarse.

husky (noun)	gruff (noun)
breed of heavy-coated Arctic sled dog

husky (adjective)	gruff (adjective)
deep and harsh sounding as if from shouting or illness or emotion	deep and harsh sounding as if from shouting or illness or emotion
muscular and heavily built	brusque and surly and forbidding