This is the 3271st most frequent Korean word.
그중에서도
"Among those, especially."
The word "그중에서도" is used to highlight a specific category or type within a broader context.
이 회사는 다양한 제품을 생산합니다. 그중에서도 소형 전자기기가 인기가 많습니다.
This company produces various products. Among them, small electronic devices are quite popular.
Here, "그중에서도" emphasizes mathematics as a distinct favorite among the subjects.
모든 과목을 좋아하지만, 그중에서도 수학에 특히 관심이 많습니다.
I like all subjects, but among them, I am particularly interested in mathematics.
"그중에서도" is employed to single out my friend as the most significant helper amongst the group.