chismoso
gossip
chisme
gossip (noun)
+
-oso
full of, prone to
Chismoso means gossip (as a noun or adjective) and can be broken down as chisme0 (gossip (noun)0) + -oso1 (full of, prone to1), literally meaning 'full of gossip' or 'prone to gossiping'.
noun
- gossipA person who spreads rumors or gossipsNo le cuentes secretos a Juan, es un chismoso. // Don't tell Juan any secrets, he's a gossip.
adjective
- gossipyProne to spreading rumors or gossipingMi vecina es muy chismosa y siempre habla de los demás. // My neighbor is very gossipy and always talks about others.