Nowadays five languages<span> are spoken in Spain: Galician- Portuguese, Spanish (Castilian), Basque, Catalan and Occitan (aranès). Spanish (Castilian): It is the official language in all over the country. so yes this means they do </span>
Explanation: Portuguese is simular to Spanish. People from Spain will most likely be able to understand some Portuguese from Portugal and other states in Brazil (not Rio De Janeiro because the accent is too different). Most Spainish speakers around the world will understand some Portuguese although it is easier for Portuguese speakers to understand Spanish.
(Portuguese is spoken in Brazil, Portugal, Mozambique, Angola, and other countries and border brazil like French Guiana)
The Rio accent is called Carioca. With this accent most "r"s sound like "h", "d" sounds like "g" and most "t" sound like "chi". Carro sounds like cahho but caro sounds like caro. (carro means car and caro means expensive.)
The answer is romance language also known as latin language. These are modern languages evolve from Vulgar Latin in the 6th to 9th century and form a branch of Italic language within Indo-European family. Around 800 million in Europe, Africa and Americas do speak this language.