This is the 13895th most frequent Korean word.
많았음에도
"많았음에도" means "despite there being many" or "even though there were many."
In this sentence, '많았음에도' is used to express concession regarding the abundance of difficulties faced by the subject.
그는 어려움이 많았음에도 목표를 포기하지 않았다.
Despite facing many difficulties, he didn't give up on his goal.
Here, '많았음에도' shows that despite having an abundance of time, the inaction occurred.
시간이 많았음에도 아무것도 하지 않았다.
Even though there was plenty of time, nothing was done.
In this case, '많았음에도' highlights the concession of attempting despite the numerous risks involved.