仄仄[honobono] dimly
平仄[hyousoku] meter (in Chinese poetry)
仄めかし[honomekashi] hint
仄めかす[honomekasu] to hint at
仄めく[honomeku] to be seen dimly

仄暗い[honogurai] gloomy
仄白い[honojiroi] dimly white
仄聞[sokubun] casually hearing
仄か[honoka] faint
仄声[sokusei] the three tones of Chinese that exclude the high-level, or first, tone

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