copy
The Italian word 'copia' is used to describe an exact duplicate or reproduction of an original. It can be used in various contexts such as 'copia di un documento' (copy of a document), 'copia di un'opera d'arte' (copy of a work of art), or 'copia di backup' (backup copy). It is also used to mean 'copy' in the context of writing or typing, as in 'fare una copia' (to make a copy).
The copy of your earring is beautiful.
In this sentence, 'copia' is used to indicate a duplicate or replica of an original item, in this case, an earring. The speaker is expressing admiration for this duplicate.
I need a copy of the house keys.
In this context, 'copia' refers to an additional set of house keys. This is a common usage of the word 'copia' in Italian, referring to another set of something.
I bought a copy of the book you wanted.
Here, 'copia' refers to a particular instance of a book. This meaning is similar to its usage in English where a 'copy' of a book refers to a single edition of a book.