numbness vs spiritlessness

numbness and spiritlessness both are nouns.

Word	Noun	Adjective	Verb	Adverb
numbness	Yes	No	No	No
spiritlessness	Yes	No	No	No

As nouns, numbness and spiritlessness are synonyms defined as:

numbness and spiritlessness: the trait of lacking enthusiasm for or interest in things generally

Other synonyms of numbness include apathy, indifference.

numbness (noun)	spiritlessness (noun)
the trait of lacking enthusiasm for or interest in things generally	the trait of lacking enthusiasm for or interest in things generally
partial or total lack of sensation in a part of the body; a symptom of nerve damage or dysfunction