This is the 13123rd most frequent Korean word.
되니
"되니" means "does it work?" or "is it okay?" and is a casual conjugation of the verb "되다" in Korean.
Here ‘되니’ is used to indicate possibility and encouragement, as it questions whether a situation can become possible.
이 일이 될 수 있겠으니, 열심히 노력하자.
This work can be accomplished, so let's work hard.
In this case, ‘되니’ is serving a suggestive role in posing a question, effectively inviting an opinion.
내일도 날씨가 좋으니 소풍을 가면 어떠니?
Since the weather is nice tomorrow, how about going on a picnic?
Here, ‘되니’ presents a reflective question asking whether the state or condition has improved due to an action.