What does "못내" means?
Hi, I would like to know the meaning of "못내 " and how does it works/how to use it.

For example in this sentence: 못내 한번 더 참았던 그 말을.

Question

What does "못내" means?
Hi, I would like to know the meaning of "못내 " and how does it works/how to use it.

For example in this sentence: 못내 한번 더 참았던 그 말을.

Answer

못내 means "immeasurably; incalculably; deeply"

ex)
그녀는 그와의 이별을 못내 아쉬워했다 
She felt deep regret about having to part with him.

할머니는 내가 가는 걸 보시며 못내 섭섭해하셨다 
My grandmother was grieved to see me go.

못내 한번 더 참았던 그 말
means
"The word that I had kept deeply once more"

Answer

It emphasizes 참았던 and suggests some lingering feelings.