easiness vs dreaminess

easiness and dreaminess both are nouns.

Word	Noun	Adjective	Verb	Adverb
easiness	Yes	No	No	No
dreaminess	Yes	No	No	No

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

easiness: a feeling of refreshing tranquility and an absence of tension or worry
dreaminess: a relaxed comfortable feeling

Other hyponyms of easiness include languor.

easiness (noun)	dreaminess (noun)
the quality of being easy in behavior or style	a relaxed comfortable feeling
freedom from difficulty or hardship or effort
a feeling of refreshing tranquility and an absence of tension or worry