This is the 96th most frequent Portuguese word.
melhor
"Melhor" means "better" or "best" in English, depending on context.
Here, 'melhor' is used as a comparative adjective to indicate superiority between two items, 'este sofá' and 'aquele (sofá).'
Este sofá é melhor do que aquele.
This sofa is better than that one.
In this example, 'melhor' is used as a noun, meaning 'the best', referring to the greatest effort or quality possible.
Eu sempre tento fazer o meu melhor.
I always try to do my best.
Here, 'melhor' is used as a superlative adjective, indicating the highest quality or suitability among possible solutions.