This is the 3269th most frequent Korean word.
그로
"그로" means "through that" or "by that" in English.
'그로' is used to mean 'because of that' or 'due to him/it', showing causation.
그로 인해 일이 복잡해졌다.
Because of that, the matter became complicated.
'그로' indicates the reason or cause, linking the subject's growth to the influence of the mentioned person.
나는 그로 인해 더욱 성숙해졌다.
I became more mature because of him.
'그로 인해' demonstrates a cause-and-effect relationship between the problem and the quicker discovery of the solution.