alienation vs estrangement

alienation and estrangement both are nouns.

Word	Noun	Adjective	Verb	Adverb
alienation	Yes	No	No	No
estrangement	Yes	No	No	No

As nouns, alienation and estrangement are synonyms defined as:

alienation and estrangement: the feeling of being alienated from other people

Other synonyms of alienation include disaffection.

As nouns, alienation and estrangement are synonyms defined as:

alienation (noun)	estrangement (noun)
the action of alienating; the action of causing to become unfriendly	the feeling of being alienated from other people
(law) the voluntary and absolute transfer of title and possession of real property from one person to another	separation resulting from hostility
the feeling of being alienated from other people
separation resulting from hostility