peanut gallery vs family circle

peanut gallery and family circle both are nouns.

Word	Noun	Adjective	Verb	Adverb
peanut gallery	Yes	No	No	No
family circle	Yes	No	No	No

As nouns, peanut gallery and family circle are synonyms defined as:

peanut gallery and family circle: rearmost or uppermost area in the balcony containing the least expensive seats

Other synonyms of peanut gallery include second balcony, upper balcony.

peanut gallery (noun)	family circle (noun)
rearmost or uppermost area in the balcony containing the least expensive seats	rearmost or uppermost area in the balcony containing the least expensive seats
(figurative) people whose criticisms are regarded as irrelevant or insignificant (resembling uneducated people who throw peanuts on the stage to express displeasure with a performance)