Romance Languages:
* Spanish: Bellota
* French: Gland
* Italian: Ghianda
* Portuguese: Bolota
* Romanian: Ghinda
Germanic Languages:
* German: Eichel
* Dutch: Eikel
* Swedish: Ekollon
* Danish: Agern
* Norwegian: Eikenøtt
Slavic Languages:
* Russian: Жёлудь (Zholud)
* Polish: Żołądź
* Czech: Žalud
* Ukrainian: Жолудь (Zholud)
Other Languages:
* Chinese: 橡子 (Xiàngzi)
* Japanese: ドングリ (Donguri)
* Korean: 도토리 (Dotori)
* Arabic: بَلُّوط (Ballūt)
* Hindi: बलूत (Balūt)
* Finnish: Tammi
* Hungarian: MaKK
Note: Some languages may have multiple words for "acorn," depending on the specific context.