- YeoNa (Yeo/reum and Bo/na)
- JiSook (Ji/yeon and Jin/sook)
- JinJi (Jin/sook and Ji/yeon)
- They were both born in South Korea.
- They can both play the piano.
- They both have a brother.
- They are both rappers.
- They can both speak English.
- Bona was born in Daegu but Yeoreum was born in Seoul.
- Bona is an actress but Yeoreum is not.
- Yeoreum can play the pipe and the jjangu but Bona cannot.
- Bona was born in 1995 but Yeoreum was born in 1999.
- Bona has black hair but Yeoreum has silver hair.
- Bona is in the sub-units Wonder and ενύπνιον but Yeoreum is in the sub-units Joy and φορεύς.
- They are both in the group Cosmic Girls.
- Bona said that she was surprised by how strong and sharp Yeoreum is.
- Bona calls Yeoreum her baby.
- ↑ WJSN Talks About Efforts Behind This Comeback, Teamwork Of 13 Members, Growth, And More Soompi Retrieved Septemer 27, 2018.
- ↑ 180929 fansign - Q. What are Yeoreum and Eunseo/Bona to Bona/Eunseo cr. wuju99 Retrieved September 30, 2018.
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