Which language is similar to Spanish?

1. Portuguese: Portuguese and Spanish are both Romance languages that evolved from Vulgar Latin. They share many similarities in grammar, vocabulary, and pronunciation, making it relatively easy for speakers of either language to learn the other.

2. Italian: Italian is another Romance language that is closely related to Spanish. While there are more differences between Italian and Spanish than between Spanish and Portuguese, the two languages still share many similarities in grammar, vocabulary, and pronunciation.

3. French: French is also a Romance language, but it is slightly more distantly related to Spanish than Portuguese or Italian. As a result, there are more differences in grammar, vocabulary, and pronunciation between Spanish and French, but there are still many similarities.

4. Catalan: Catalan is a Romance language that is spoken in Catalonia, a region of northeastern Spain. It is closely related to Spanish and is sometimes considered a dialect of Spanish. However, Catalan has its own distinct grammar, vocabulary, and pronunciation.

5. Galician: Galician is a Romance language that is spoken in Galicia, a region of northwestern Spain. It is also closely related to Spanish and is sometimes considered a dialect of Spanish. However, Galician has its own distinct grammar, vocabulary, and pronunciation.

6. Aragonese: Aragonese is a Romance language that is spoken in Aragon, a region of northeastern Spain. It is closely related to Spanish and is sometimes considered a dialect of Spanish. However, Aragonese has its own distinct grammar, vocabulary, and pronunciation.