kii-kii
The high-pitched, piercing shriek of a monkey. Also used for any shrill, ear-splitting scream or the squeal of rusty hinges.
💡Visiting a monkey park — 'The monkeys were kii-kii screaming and chasing each other.'
猿がきーきー鳴いて騒いでいる。
The monkeys are screeching kii-kii and making a commotion.
The monkeys at the hot spring were ___ fighting over food.
温泉の猿たちがエサを取り合って○○鳴いていた。