"성공"

Translation: Success

[skahmed23]

성공 : 成功

[BarAdal3]

By the way, 成 means "to become" in Chinese.

[KanKanMikan]

same thing as 成る

[ChengXiaoBiased]

weekly idol...

[ChiamakaG]

Is it to be pronounced "선공"?

[Jason99353]

It is said as it is written. Although, for words using the 은긍 cluster, an "ng" sound is hard to avoid. Keep speaking and the pronunciation shortcuts you find will be correct.