This is the 8785th most frequent Russian word.
подчеркнута
"Emphasized" or "highlighted."
In this sentence, 'подчеркнута' is used to describe how her manner of speech is noticeably emphasized, highlighting its distinctive character.
Её манера речи всегда подчеркнута и изысканна.
Her manner of speech is always emphasized and refined.
Here, 'подчеркнута' implies that the significance of the subject is given particular emphasis or attention throughout the book.
Подчеркнута важность сохранения природы в этой книге.
The importance of preserving nature is emphasized in this book.
In this context, 'подчеркнута' indicates that the topic was distinctly given focus or priority over other discussions.