ragtag and bobtail vs ragtag

ragtag and bobtail and ragtag both are nouns.

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

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

Other synonyms of ragtag and bobtail include rabble, riffraff.

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