How do you say peafowl in Japanese?
— クジャク

Generic synonyms for peafowl in Japanese
pheasantキジ (also きじ 'kiji'; in kanji: 雉 or 雉子)
Specialized synonyms for peafowl in Japanese
peacock孔雀 (くじゃく, kujaku); ピーコック (pīkokku)