There are all kinds of families in the world: big, small, close-knit, and distant. Here’s all the English vocabulary you need to talk about your own unique family!

Immediate family

Your immediate family (sometimes called your nuclear family) are your close relatives, or family members.

In the U.S.—as in many English-speaking regions—this typically includes:

English Meaning
parent the person who raises or cares for a child, such as a mother or father
mother female parent (somewhat formal)
father male parent (somewhat formal)
stepparent your parent’s spouse when the parent remarries
stepmother female stepparent
stepfather male stepparent
spouse the person you’re married to
wife female spouse
husband male spouse
partner a gender-neutral term used for someone in any long-term relationship
sibling someone with the same parent(s) as you
sister female sibling
brother male sibling
twins two siblings who were born at the same time
triplets three siblings who were born at the same time
twin sister your female sibling who was born at the same time as you
twin brother your male sibling who was born at the same time as you
half sibling sibling who shares one parent
half sister female half sibling
half brother male half sibling
stepsibling your stepparent’s child
stepsister your stepparent’s female child
stepbrother your stepparent’s male child
child the person who makes you a parent, such as your son or daughter
daughter female child
son male child
stepchild your partner’s child from a previous relationship
stepdaughter female stepchild
stepson male stepchild

Names for your immediate family

Like in many languages, there are plenty of ways to refer to members of your immediate family in English! Mother and father are relatively formal, but there are plenty of other options:

Family member Common nicknames
mother mom, mommy, momma, mama
mum, mummy (more common outside the U.S., such as in the U.K. and Australia)
father dad, daddy, papa
stepmother stepmom
stepfather stepdad
child kid

Child is an irregular noun. The plural form is children.


Note that all the above terms for children can be used both for young people and for adults, sometimes referred to as grown children or adult children.

Illustration of Junior and Eddy sitting in a movie theater. Junior looks bored and is handing a tissue to Eddy, whose eyes are filled with tears.
While some kids are just like their parents, Eddy and Junior are a father-son duo who couldn’t be more different!

Extended family

Your extended family are relatives beyond your immediate family. This includes the family members below:

In the U.S.—as in many English-speaking regions—this typically includes:

English Meaning
grandparent your parent’s parent
grandmother female grandparent (somewhat formal)
grandfather male grandparent (somewhat formal)
grandchild your child’s child
granddaughter your child’s daughter
grandson your child’s son
in-laws your spouse’s family
mother-in-law your spouse’s mother
father-in-law your spouse’s father
sister-in-law your spouse’s sister
brother-in-law your spouse’s brother
aunt (also pronounced aunt) the sister of your parent
uncle the brother of your parent
cousin the child of your aunt or uncle
niece your sibling’s daughter or the daughter of your spouse’s sibling
nephew your sibling’s son or the son of your spouse’s sibling

Names for your extended family

Just like the nicknames for parents, there are plenty of names you might call some members of your extended family!

Family member Common nicknames
grandmother grandma, nana, grammy, granny
grandfather grandpa, granddad, gramps, pops
aunt auntie (especially common in some regions and cultural groups)

Notice the following plurals: mothers-in-law, fathers-in-law, sisters-in-law, and brothers-in-law.


It is common to use aunt and uncle followed by the person’s name. For example, if your uncle’s name is Arthur, you would call him Uncle Arthur. Similarly, if your aunt’s name is Jessie, you would call her Aunt Jessie.

Illustration of Lucy flying a plane in a thunderstorm, with a worried Duo riding behind her
Some grandmothers prefer to stay home baking cookies, but Lin’s grandma, Lucy, loves adventure!

One big happy family! 

Your family is likely one of the most important things in your life. Now you’re ready to talk about them with confidence!