slate club vs social club

slate club and social club both are nouns.

Word	Noun	Adjective	Verb	Adverb
slate club	Yes	No	No	No
social club	Yes	No	No	No

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

slate club: a group of people who save money in a common fund for a specific purpose (usually distributed at Christmas)
social club: a formal association of people with similar interests

Other hypernyms of slate club include club, gild, guild, lodge, order, society.

slate club (noun)	social club (noun)
a group of people who save money in a common fund for a specific purpose (usually distributed at Christmas)	a formal association of people with similar interests