A family group which includes relatives such as uncles, aunts, and grandparents, as well as parents, children, and brothers and sisters
Extended family
A man who has lost his wife by death and has not married again
Widower
The woman who is married to your father but isn't your real mother
Stepmother
A male godparent
Godfather
A person in your family who lived a long time ago
Ancestor
A family unit that consists of father, mother, and children
Nuclear family
The sister of your father or mother
Aunt
A person who lives next to you or near you
Neighbour
A woman who has lost her husband by death and has not married again
Widow
Someone you write friendly letters to and receive letters from, although the two of you may never have met
Pen pal (penfriend)
The man who is married to your mother but isn't your real father
Stepfather
A person who is related to you and who lives after you, such as your child or grandchild
Descendant
You like them and have a friendly relationship with them (phrasal verb)
Get on well with somebody
A member of your family
Relative
A boy (or man) with either the same mother or the same father as yours
Half-brother
Two children born at the same time to the same mother
Twins
A child of your aunt or uncle
Cousin
A friend or companion
Mate
Parents and close relatives of your husband or wife
In-laws
The brother of your mother or father
Uncle
The son of your brother or sister
Nephew
Your brothers and sisters ( in one word)
Sibling
The mother of one's husband or wife
Mother-in-law
A person with whom one works in a profession or business
Colleague
The daughter of your brother or sister
Niece
Someone who you have met and know slightly, but not well
Acquaintance