You're an arrogant dirty foreigner who claims your dictionary is correct even though you don't understand the nuances of Japanese.

There's a slight difference between her thinking and mine.

This word has a subtle nuance to it.

Tom's translation is too focused on the rhythm of English translation, and ignores the nuances of the original.

In Japanese, even if it's the same word, if the notation is different, slight differences in meaning and nuance can be expressed.