This is the 6556th most frequent Swedish word.
mein
"Mein" is not a Swedish word.
In this context, 'mein' emphasizes importance or centrality—'main project.'
Vill du läsa om mitt mein projekt?
Do you want to read about my main project?
In this sentence, 'mein' indicates possession—'my friend,' showing ownership.
Mein vän är väldigt hjälpsam.
My friend is very helpful.
Here, 'mein' is used metaphorically to represent a sound, particularly the bleating of an animal.