YOU SAID:

If I may take the liberty to say so, I would say that Lady Burningham is quite frivilous.

INTO JAPANESE

あえて言えば、レディ・バーニンガムはかなり軽薄だと言えます。

BACK INTO ENGLISH

I dare say Lady Burningham is pretty flirtatious.

INTO JAPANESE

バーニンガム夫人はかなり浮気者だ。

BACK INTO ENGLISH

Mrs. Burningham is quite the flirt.

INTO JAPANESE

バーニンガム夫人はかなりの浮気者です。

BACK INTO ENGLISH

Mrs. Burningham is quite the flirt.