shiftlessness vs laziness

shiftlessness and laziness both are nouns.

Word	Noun	Adjective	Verb	Adverb
shiftlessness	Yes	No	No	No
laziness	Yes	No	No	No

As nouns, laziness is a hypernym of shiftlessness; that is, laziness is a word with a broader meaning than shiftlessness:

shiftlessness: a failure to be active as a consequence of lack of initiative or ambition
laziness: inactivity resulting from a dislike of work

Other hypernyms of shiftlessness include indolence.

shiftlessness (noun)	laziness (noun)
a failure to be active as a consequence of lack of initiative or ambition	apathy and inactivity in the practice of virtue (personified as one of the deadly sins)
	relaxed and easy activity
	inactivity resulting from a dislike of work