How do you say goose in Japanese?
— 鵝鳥 (がちょう, gachō); ガチョウ (gachō); 雁 (かり, kari)

Related synonyms for goose in Japanese
cuckooカッコウ (kakkō)
Generic synonyms for goose in Japanese
fool愚か者 (おろかもの, orokamono); 惚け (ぼけ, boke); 馬鹿 (ばか, baka); 愚者 (ぐしゃ, gusha); あほ (aho); (aho)