A cousin, in all those difficult cases they are your cousins
Second cousins once removed.
niece in-law
A cousin.
A Great half uncle.
Hes now relation to you really. You dads sister would be your auntie You aunties daughter would be your cousin I think you could call him cousin in law but im not sure Yes, you can call it cousin in Law.
u call your dads brother uncle in English
i would call him mr.(want ever his last name is).
Joh'Vonnie.
Farfar or morfar, it depends on the side of the family. If it was my mothers father then I would call him morfar but if it was my dads father then I would call him farfar.
Aunty
t They call them Mum (I'm British) / Mom and their Dads Dad or Pa just like we would
His name is Hideki.