night-soil

n [U] (euph 婉) human excrement removed from latrines, etc at night （夜间从粪坑中清除的）粪便.

nigger, niggle, niggling, nigh, night, night after night, night and day, night porter, night safe, night shift, night-bird, night-blindness, night-club, night-gown, night-life, night-light, night-line, night-long, night-school, night-shirt, night-staff, night-time, night-watch, night-watchman, nightcap, nightfall, nightgown, nightie (also nighty), nightingale, nightjar, nightly, nightmare, nightmarish, nights, nightshade, nightshirt, nightstick, nihilism, nihilist, nihilistic,