This is the 10124th most frequent Turkish word.
bağışlanacak
"Bağışlanacak" means "to be forgiven" or "that will be forgiven."
The word 'bağışlanacak' functions as an adjective modifying the noun 'yanı', indicating something that is eligible to be forgiven.
Bu hatanın bağışlanacak yanı yok.
There is no aspect of this mistake that is forgivable.
Here 'bağışlanacak' is used to describe a potential state or quality of 'bir şey', indicating something that requires forgiveness.
Bağışlanacak bir şey yapmadım.
I did not do anything that would need forgiveness.
In this sentence, 'bağışlanacak' is part of a complement structure, describing the possibility or state of being forgiven.