ease vs sleeping

ease and sleeping both are nouns.

Word	Noun	Adjective	Verb	Adverb
ease	Yes	No	Yes	No
sleeping	Yes	Yes	No	No

As nouns, sleeping is a hyponym of ease; that is, sleeping is a word with a more specific, narrower meaning than ease:

Other hyponyms of ease include bed rest, bedrest, laziness, lie-in, dormancy, quiescence, quiescency, leisure.

ease (noun)	sleeping (noun)
freedom from activity (work or strain or responsibility)	the suspension of consciousness and decrease in metabolic rate
freedom from difficulty or hardship or effort	quiet and inactive restfulness
freedom from constraint or embarrassment	the state of being asleep
a freedom from financial difficulty that promotes a comfortable state
the condition of being comfortable or relieved (especially after being relieved of distress)

ease (adjective)	sleeping (adjective)
	lying with head on paws as if sleeping

ease (verb)	sleeping (verb)
lessen pain or discomfort; alleviate
make easier
lessen the intensity of or calm
move gently or carefully