gossip vs scandalmonger

gossip and scandalmonger both are nouns.

Word	Noun	Adjective	Verb	Adverb
gossip	Yes	No	Yes	No
scandalmonger	Yes	No	No	No

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

gossip: a person given to gossiping and divulging personal information about others
scandalmonger: a person who spreads malicious gossip

Other hyponyms of gossip include cat, blabbermouth, talebearer, taleteller, tattler, tattletale, telltale, yenta.

gossip (noun)	scandalmonger (noun)
light informal conversation for social occasions	a person who spreads malicious gossip
a report (often malicious) about the behavior of other people
a person given to gossiping and divulging personal information about others

gossip (verb)	scandalmonger (verb)
wag one's tongue; speak about others and reveal secrets or intimacies
talk socially without exchanging too much information