Translation

The Japanese word for "Goose" is gachou ガチョウ.

Romaji ga cho u
Hiraganaがちょう
Katakanaガチョウ
Kanji 鵞 鳥
Meaning Goose Bird
School Level ✕ 小2

Loan-word

The word "Goose" katakanized would be gūzu グーズ.
Romaji guu zu
Katakanaグーズ
Hiraganaぐーず

Trivia

  • Geese is the plural of Goose, but because of how plurals work in Japanese, the same Japanese word that's used for "Goose" in the singular is also used for "Geese" in the plural.
  • "Goose bumps" in Japanese is torihada 鳥肌, written with the kanji for the words "bird," tori 鳥, and "skin," hada 肌.

Synonyms

Further Reading

Wikipedia: Goose (鵞鳥)
kiga 企鵝.