listlessness vs apathy

listlessness and apathy both are nouns.

Word	Noun	Adjective	Verb	Adverb
listlessness	Yes	No	No	No
apathy	Yes	No	No	No

As nouns, apathy is a hypernym of listlessness; that is, apathy is a word with a broader meaning than listlessness:

listlessness (noun)	apathy (noun)
inactivity resulting from lethargy and lack of vigor or energy	the trait of lacking enthusiasm for or interest in things generally
a feeling of lack of interest or energy	an absence of emotion or enthusiasm