Two children born at the same time to the same mother
Twins
A boy (or man) with either the same mother or the same father as yours
Half-brother
Your brothers and sisters ( in one word)
Sibling
A member of your family
Relative
A person in your family who lived a long time ago
Ancestor
A family group which includes relatives such as uncles, aunts, and grandparents, as well as parents, children, and brothers and sisters
Extended family
The son of your brother or sister
Nephew
The daughter of your brother or sister
Niece
The man who is married to your mother but isn't your real father
Stepfather
The woman who is married to your father but isn't your real mother
Stepmother
A family unit that consists of father, mother, and children
Nuclear family
A child of your aunt or uncle
Cousin
Parents and close relatives of your husband or wife
In-laws
The mother of one's husband or wife
Mother-in-law
Someone who you have met and know slightly, but not well
Acquaintance
A person who lives next to you or near you
Neighbour
