abstraction vs revery

abstraction and revery both are nouns.

Word	Noun	Adjective	Verb	Adverb
abstraction	Yes	No	No	No
revery	Yes	No	No	No

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

Other hyponyms of abstraction include reverie.

abstraction (noun)	revery (noun)
a general concept formed by extracting common features from specific examples	an abstracted state of absorption
the act of withdrawing or removing something	absentminded dreaming while awake
an abstract painting
a concept or idea not associated with any specific instance
preoccupation with something to the exclusion of all else
the process of formulating general concepts by abstracting common properties of instances