social rank vs social station

social rank and social station both are nouns.

Word	Noun	Adjective	Verb	Adverb
social rank	Yes	No	No	No
social station	Yes	No	No	No

As nouns, social rank and social station are synonyms defined as:

Other synonyms of social rank include rank, social status.

social rank (noun)	social station (noun)
position in a social hierarchy	position in a social hierarchy