heavy-handedness vs clumsiness

heavy-handedness and clumsiness both are nouns.

Word	Noun	Adjective	Verb	Adverb
heavy-handedness	Yes	No	No	No
clumsiness	Yes	No	No	No

As nouns, clumsiness is a hypernym of heavy-handedness; that is, clumsiness is a word with a broader meaning than heavy-handedness:

heavy-handedness: The property of being clumsy and awkward, and thus excessive.
clumsiness: unskillfulness resulting from a lack of training

Other hypernyms of heavy-handedness include awkwardness, ineptitude, ineptness, maladroitness, slowness.

heavy-handedness (noun)	clumsiness (noun)
The property of being clumsy and awkward, and thus excessive.	the carriage of someone whose movements and posture are ungainly or inelegant
	the inelegance of someone stiff and unrelaxed (as by embarrassment)
	unskillfulness resulting from a lack of training