Similar words
dono
dono is more colloquial and direct; proprietário is more formal or legal — both mean "owner."
Similar in other languages
German
Besitzer
Besitzer is the German word for the same thing — both mean "owner."
German
Eigentümer
Eigentümer is the German word for the same thing — both mean "owner."
Spanish
dueño
dueño is the Spanish word for the same thing — both mean "owner."
Practice
1 What does proprietário mean?
owner
2 Fill the gap: O ___ vendeu.
Full sentence: O proprietário vendeu. (The owner sold it.)
3 Which fingerprint chart matches proprietário?
proprietário: neutral register, common frequency, general domain, neutral connotation.