Like other languages, Catalan has a large list of learned words from Greek and Latin. This process started very early, and one can find such examples in Ramon Llull's work. On the <answer>fourteenth and fifteenth centuries</answer> Catalan had a number of Greco-Latin learned words much superior to other Romance languages, as it can be attested for example in Roís de Corella's writings.
When did Catalan have a greater number of Greco-Latin words than other Romance languages?
fourteenth and fifteenth centuries