This is the 7870th most frequent Russian word.
караганда
Karaganda is a city in Kazakhstan.
In this example, 'Караганда' defines the origin of the friend's location, specifying where they are from.
Мой друг из Караганды привёз сувениры.
My friend from Karaganda brought souvenirs.
In this sentence, 'Караганда' is used as the name of a city, indicating a location where the speaker resides.
Я живу в Караганде уже пять лет.
I have been living in Karaganda for five years.
Here, 'Караганда' is used to specify the name of a city while providing geographical information.