Yes it can still be forgiven if you people are related by blood even if it’s relative you can forgive and give distance
I would be very hard to forgive but you can never forget
Yes, it can…. For the sake of your own freedom.
Offences are inevitable, just see it as life and move on, for the sake of your own peace
Will you be able to forgive and forget

Yes it can with the help of the holyspirit