This is the 3472nd most frequent Japanese word.
直接的
Direct; straightforward; immediate.
In this instance, '直接的' refers to her attitude being straightforward and uncomplicated, which is considered a positive trait.
彼女の直接的な態度は非常に好感が持てます。
Her direct attitude is very appealing.
In this sentence, '直接的' is used to describe the manner of the criticism as direct and straightforward, without any ambiguity.
彼の発言は直接的な批判だったと思います。
I think his statement was a direct criticism.
Here, '直接的' means to address the issue in a straightforward manner, without intermediaries or detours.