수고(su-go, sugo)
An expression used to appreciate or encourage someone’s effort or work
When to use
Expressing thanks, Encouragement, After task completion, Thanking for service
The nuance
Used to express gratitude or encouragement when someone has made an effort or completed a task. Suitable for acknowledging someone’s effort.
고생(go-saeng, gosaeng)
An expression used to describe experiencing or causing hardship and difficulty
When to use
Experiencing hardship, Undergoing tough work, Offering consolation, Long-term difficulty
The nuance
Used when someone has experienced or will experience a difficult or tough situation. Suitable for acknowledging hardship or offering consolation.