Can Portuguese people understand spanish people?

Yes, Portuguese people can understand Spanish people, to some extent. Portuguese and Spanish are both Romance languages, which means they have a common ancestor in Latin. As a result, there are many similarities between the two languages, in terms of grammar, vocabulary, and pronunciation. This makes it possible for Portuguese speakers to understand Spanish speakers, and vice versa. However, there are also some differences between the two languages, so Portuguese and Spanish speakers may not always be able to understand each other perfectly.