gangdom vs syndicate

gangdom and syndicate both are nouns.

Word	Noun	Adjective	Verb	Adverb
gangdom	Yes	No	No	No
syndicate	Yes	No	Yes	No

As nouns, syndicate is a hyponym of gangdom; that is, syndicate is a word with a more specific, narrower meaning than gangdom:

gangdom: underworld organizations
syndicate: a loose affiliation of gangsters in charge of organized criminal activities

Other hyponyms of gangdom include yakuza, Maffia, Mafia, Sicilian Mafia, Black Hand, Camorra, crime syndicate, family, mob.

gangdom (noun)	syndicate (noun)
underworld organizations	an association of companies for some definite purpose
	a loose affiliation of gangsters in charge of organized criminal activities
	a news agency that sells features or articles or photographs etc. to newspapers for simultaneous publication

gangdom (verb)	syndicate (verb)
	sell articles, television programs, or photos to several publications or independent broadcasting stations
	organize into or form a syndicate
	join together into a syndicate