This is the 763rd most frequent Japanese word.
わかる
To understand.
Here, 'わかる' denotes comprehension of information presented in the book, showcasing its use to express understanding of concepts or ideas.
私はその本の内容がわかる。
I understand the content of that book.
In this case, 'わかる' is used to convey an understanding of someone's intentions or message.
彼が言いたいことがわかる。
I understand what he wants to say.
Here, 'わかる' indicates empathy and the ability to grasp someone else's emotions, illustrating its use in emotional or situational contexts.