啼声[nakigoe] cry (esp. animal)
啼く[naku] to sing (bird)
小夜啼鳥[sayonakidori] nightingale (Luscinia megarhynchos)
啼兎[nakiusagi] pika (rabbit-like animal of family Ochotonidae)

子啼爺[konakijijii] Konaki Jijii (a ghost in Japanese folklore with the shape of a small old man and having a baby's cry)
落花啼鳥[rakkateichou] the poetic feeling of a late spring scene (with flowers scattering and birds chirping)
啼鳥[teichou] chirping bird

悪声[akusei] bad voice
雨声[usei] sound of rain
怨声[ensei] complaint
黄色い声[kiiroikoe] shrill voice
音声[onsei] voice

音声圧縮[onseiasshuku] voice compression
音声学[onseigaku] phonetics
仮声[kasei] falsetto
家声[kasei] honour of the family
蚊のささやくような声[kanosasayakuyounakoe] faint voice