If I understand correctly, they are words that are used to compare things.
Bouchier had the "foreign" persona which gave her only Romany novels in future.
<u>Explanation:</u>
The persona that Bouchier had acquired in the films of Wilcox was the "foreign" persona. But because of this persona, it was difficult for her to shed that persona away.
Because of this persona that she had got, she could only get Romany roles in the other films also. Slowly and steadily, the career of Bouchier went down and an actress of great versatility, huge talent and beauty was lost by the cinema.
