ragtag and bobtail vs riffraff

ragtag and bobtail and riffraff both are nouns.

Word	Noun	Adjective	Verb	Adverb
ragtag and bobtail	Yes	No	No	No
riffraff	Yes	No	No	No

As nouns, ragtag and bobtail and riffraff are synonyms defined as:

ragtag and bobtail and riffraff: disparaging terms for the common people

Other synonyms of ragtag and bobtail include rabble, ragtag.

ragtag and bobtail (noun)	riffraff (noun)
disparaging terms for the common people	disparaging terms for the common people