civics vs social science

civics and social science both are nouns.

Word	Noun	Adjective	Verb	Adverb
civics	Yes	No	No	No
social science	Yes	No	No	No

As nouns, social science is a hypernym of civics; that is, social science is a word with a broader meaning than civics:

civics: the social science of civic affairs
social science: the branch of science that studies society and the relationships of individual within a society

civics (noun)	social science (noun)
the social science of civic affairs	the branch of science that studies society and the relationships of individual within a society