roughness vs hoarseness

roughness and hoarseness both are nouns.

Word	Noun	Adjective	Verb	Adverb
roughness	Yes	No	No	No
hoarseness	Yes	No	No	No

As nouns, hoarseness is a hyponym of roughness; that is, hoarseness is a word with a more specific, narrower meaning than roughness:

Other hyponyms of roughness include gruffness, huskiness.

roughness (noun)	hoarseness (noun)
harsh or severe speech or behavior	a throaty harshness
a texture of a surface or edge that is not smooth but is irregular and uneven
the quality of being harsh or rough or grating to the senses
an unpolished unrefined quality
the formation of small pits in a surface as a consequence of corrosion
used of the sea during inclement or stormy weather
rowdy behavior