ease vs difficulty

ease and difficulty both are nouns.

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

ease (noun)	difficulty (noun)
freedom from activity (work or strain or responsibility)	an effort that is inconvenient
freedom from difficulty or hardship or effort	the quality of being almost beyond one's ability to deal with and requiring a great effort to achieve a positive result
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)	difficulty (verb)
lessen pain or discomfort; alleviate
make easier
lessen the intensity of or calm
move gently or carefully