tippler vs social drinker

tippler and social drinker both are nouns.

Word	Noun	Adjective	Verb	Adverb
tippler	Yes	No	No	No
social drinker	Yes	No	No	No

As nouns, tippler and social drinker are synonyms defined as:

tippler and social drinker: someone who drinks liquor repeatedly in small quantities

tippler (noun)	social drinker (noun)
someone who drinks liquor repeatedly in small quantities	someone who drinks liquor repeatedly in small quantities