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

栄枯[eiko] vicissitudes
栄枯盛衰[eikoseisui] ups and downs of life
黄枯茶[kigaracha] bluish yellow
夏枯れ[natsugare] summer slump
枯らびる[karabiru] to dry up

乾枯[kanko] completely drying up
枯らす[karasu] to let dry
枯れる[kareru] to wither (of a plant)
枯枝[kareeda] dead branch (or twig, etc.)
枯れ野[kareno] desolate field