scandalmonger vs gossiper

scandalmonger and gossiper both are nouns.

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

As nouns, gossiper is a hypernym of scandalmonger; that is, gossiper is a word with a broader meaning than scandalmonger:

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

Other hypernyms of scandalmonger include gossip, gossipmonger, newsmonger, rumormonger, rumourmonger.

scandalmonger (noun)	gossiper (noun)
a person who spreads malicious gossip	a person given to gossiping and divulging personal information about others