nightmare

n.恶梦；恐怖的经历，可怕的事件

night-club, night-gown, night-life, night-light, night-line, night-long, night-school, night-shirt, night-soil, night-staff, night-time, night-watch, night-watchman, nightcap, nightfall, nightgown, nightie (also nighty), nightingale, nightjar, nightly, nightmarish, nights, nightshade, nightshirt, nightstick, nihilism, nihilist, nihilistic, nil, Nile, nimble, nimbleness, nimbly, nimbus, nincompoop, nine, nine-, ninepin, nineteen, nineteenth,