Word Class: 
noun suffix
Actually, correctly, instead. This suffix attaches to nouns indicating that noun as the correct thing, in contrast to some other mistaken thing (eg. Its not X, but Y-yirre that is the case).
Kurungurr Example:
Minmi, wuni yirre yenim wap dede nem.
No (he's not where you think he is), he's actually back there in his camp.
Kurungurr Example:
Ngem fiket were ngiminyne, epe yetyi yirre ngumbumumne.
I mistakenly called him 'brother', but actually it's 'son' that you and me are supposed to call him.