This is the 12780th most frequent Korean word.
던킨
Dunkin (Korean pronunciation of "Dunkin" as in "Dunkin' Donuts").
Here, '던킨' is used as a proper noun referring to the brand Dunkin'.
나는 아침에 던킨에서 커피를 마셨다.
I drank coffee at Dunkin' in the morning.
In this instance, '던킨 도너츠' refers specifically to the business known for its donuts.
던킨 도너츠는 맛있는 도넛을 제공합니다.
Dunkin' Donuts offers delicious donuts.
In this case, '던킨' is discussed in the context of its reputation and presence.