twin

One of two children born to the same mother in the same birth.

• My brother is my twin.
• The twins started school today.
• Are you an identical twin?

Similar words: twindle, twinling, doublet

Common phrases: identical twin, my twin, a twin sister

One of two things that look the same or match each other closely.

• This lamp has an identical twin.
• I found the twin of my missing earring.
• The two statues are almost perfect twins.

How to use it: the twin of something (This vase is the twin of the one upstairs.)

Similar words: match, counterpart, double

Common phrases: an identical twin, twin of something, its matching twin, a near twin

A friendly name used when speaking to someone, especially a male friend.

• Hey, twin, how are you?
• Thanks, twin, I appreciate your help.
• Listen, twin, I've got something to tell you.

Similar words: mate, buddy, bro

Common phrases: hey twin, thanks twin, what's up twin

Born with another child to the same mother in the same birth.

• She has a twin brother.
• Their twin daughters look very different.
• The twin boys celebrated their birthday together.

Similar words: twofold

Common phrases: twin sister, twin brothers, twin babies

Existing as two similar or matching things together.

• The room has twin beds.
• The boat's twin engines started together.
• Safety and comfort are our twin goals.

Similar words: paired, double, dual

Opposites: single

Common phrases: twin beds, twin engines, twin towers

To link two things or places as a pair, especially towns in different countries.

• They decided to twin the towns.
• Our village is twinned with an Italian village.
• The project twins schools across Europe.

How to use it: twin A with B (The council plans to twin our town with a town in Spain.); be twinned with something (Our school is twinned with a school in France.)

Similar words: pair, link

Common phrases: twin two towns, twin with something, twin the schools