Vocabulary consisting only from characters you are able to read
単に
tanni
simply, merely, only, solelymix
夜中
yonaka
during the night, at night; (arch) all night, the whole night; midnight, dead of nightmix
術
sube
way, method, meansmix
喜色
kishoku
glad countenance, joyful lookmix
先頭
sentou
head/lead/vanguard/first/(P)leda1