The front cover that protects the car engine in Argentina, Chile, and Spain. What you lift when something's wrong and suspicious smoke comes out, hoping it's nothing serious or expensive to fix.

Pineapple in Argentina and Uruguay — the word comes from Guaraní and is the go-to term in the Río de la Plata region. Same fruit, different name from the rest of the Spanish-speaking world.

Avocado in Argentina, Chile, Peru, and Uruguay — the Quechua word for the same creamy green fruit. The 'palta vs. aguacate' debate is one of the great divides of the Spanish language.