This is the 18767th most frequent Korean word.
실력에
"실력에" means "in capability" or "in ability."
In this sentence, '실력에' refers to the skills or ability of a person and is used as the object of admiration.
그의 실력에 감탄할 수밖에 없었다.
I couldn't help but admire his skills.
Here, '실력에' denotes reliance on the person's skills or ability as a determining factor.
경기에 그의 실력에 달려 있었다.
The game depended on his skills.
This sentence employs '실력에' to question one's opinion about their ability or skillset.