dispiritedness vs low-spiritedness

dispiritedness and low-spiritedness both are nouns.

Word	Noun	Adjective	Verb	Adverb
dispiritedness	Yes	No	No	No
low-spiritedness	Yes	No	No	No

As nouns, dispiritedness and low-spiritedness are synonyms defined as:

Other synonyms of dispiritedness include dejectedness, downheartedness, lowness.

dispiritedness (noun)	low-spiritedness (noun)
a feeling of low spirits	a feeling of low spirits