噪音
zàoyīn · HSK 7
noise
🔊 噪 noisy/clamor + 音 sound = unwanted noise; 音 yīn also ends the word zàoyīn
The second character 音 (yīn) means sound and gives the word its -yīn ending. Pair it with 噪 (zào, to clamor) and you get clamor-sound: noise, din, or racket.