lightsomeness vs cheerfulness

lightsomeness and cheerfulness both are nouns.

Word	Noun	Adjective	Verb	Adverb
lightsomeness	Yes	No	No	No
cheerfulness	Yes	No	No	No

As nouns, cheerfulness is a hypernym of lightsomeness; that is, cheerfulness is a word with a broader meaning than lightsomeness:

Other hypernyms of lightsomeness include blitheness.

lightsomeness (noun)	cheerfulness (noun)
the trait of being lighthearted and frivolous	the quality of being cheerful and dispelling gloom
the gracefulness of a person or animal that is quick and nimble	a feeling of spontaneous good spirits
the cheerful feeling you have when nothing is troubling you