dimness vs fuzziness

dimness and fuzziness both are nouns.

Word	Noun	Adjective	Verb	Adverb
dimness	Yes	No	No	No
fuzziness	Yes	No	No	No

As nouns, fuzziness is a hypernym of dimness; that is, fuzziness is a word with a broader meaning than dimness:

Other hypernyms of dimness include blurriness, fogginess, indistinctness, softness.

dimness (noun)	fuzziness (noun)
the property of lights or sounds that lack brilliance or are reduced in intensity	the quality of being indistinct and without sharp outlines
the quality of being dim or lacking contrast
the state of being poorly illuminated