と仮定して[tokateishite] assuming that ...
と仮定しても[tokateishitemo] even assuming that ...
仮り[kari] temporary
仮に[karini] temporarily
仮にも[karinimo] even for an instant

仮の宿り[karinoyadori] temporary dwelling
仮の世[karinoyo] this transient world
仮の命[karinoinochi] this transient life
仮屋[kariya] temporary residence or shelter

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