ease vs leisure

ease and leisure both are nouns.

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

As nouns, leisure is a hyponym of ease; that is, leisure 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, sleeping.

ease (noun)	leisure (noun)
freedom from activity (work or strain or responsibility)	freedom to choose a pastime or enjoyable activity
freedom from difficulty or hardship or effort	time available for ease and relaxation
freedom from constraint or embarrassment
a freedom from financial difficulty that promotes a comfortable state
the condition of being comfortable or relieved (especially after being relieved of distress)

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