Why do they consider Catalan a language if it has similar grammar, the same language group, and it sounds similar to Spanish? - Quora

Does Catalan share more similar linguistic features with Spanish or French? - Quora

What are some similarities between Romanian and Catalan? - Quora

Are written Portuguese and Spanish mutually intelligible? - Quora

As I saw that they have many words in common or similar to each other (casa, caballo etc) , I would like to know if Spanish, Italian, Portuguese, Catalan and Occitan are

What languages sound familiar to each other? More specifically, are there three languages that sound similar to each other? - Quora

What is the difference between Catalan and Spanish? - Quora

Will Spanish spoken in Latin America evolve into separate languages, the same way Latin did in Europe? - Quora

Is there a 'v' sound in Spanish, or is it usually a bilabial? - Quora

How do Spaniards from other regions view Catalans? - Quora

Why are there so many different dialects of Spanish? - Quora

How mutually intelligible are Catalan and Valencian? - Quora

Quora - Wikipedia