noun, masculine/apɾobet͡ʃaˈteɡi/plural: aprovechateguis
sponger, scrounger, freeloader
“Para Rajoy, en consecuencia, Albert Rivera es un aprovechategui.” — Thus, for Rajoy, Albert Rivera is a freeloader.
Borrowed from Basque aprobetxategi, itself from Spanish aprovechar (“to take advantage of”).