This is the 4765th most frequent Portuguese word.
escritos
"Writings" or "written works."
Here, 'escritos' is used as a noun to refer to 'writings' or 'written texts'.
Os antigos escritos revelam muito sobre a cultura daquela época.
The ancient writings reveal much about the culture of that time.
Again, 'escritos' refers to written texts, commonly used in a plural form to signify letters, notes, or documents.
Ele deixou alguns escritos sobre suas ideias para a posteridade.
He left some writings about his ideas for posterity.
'Escrito' is used as the past participle of the verb 'escrever' (to write), describing the result of the writing process.