What do Britain and America call brothers, sisters, grandparents and grandparents? (colloquial)

brother, elder brother, bro

brother, younger brother, bro

sister-sister, elder sister, sis

sister -sister, younger sister, sis

grandparents -grandpa, Grandma, grandfather, grandmother, papa, nana

Why did you copy mine? Add a MOM,DAD a dad and it's yours? And MOM spelled it wrong!

SHAME ON YOU!

mom -MOMMY, MOM, MOTHER

dad -DADDY, DAD, FATHER.