ethnography vs anthropology

ethnography and anthropology both are nouns.

Word	Noun	Adjective	Verb	Adverb
ethnography	Yes	No	No	No
anthropology	Yes	No	No	No

As nouns, anthropology is a hypernym of ethnography; that is, anthropology is a word with a broader meaning than ethnography:

ethnography: the branch of anthropology that provides scientific description of individual human societies
anthropology: the social science that studies the origins and social relationships of human beings

ethnography (noun)	anthropology (noun)
the branch of anthropology that provides scientific description of individual human societies	the social science that studies the origins and social relationships of human beings