nickel silver

alloy of nickel, zinc and copper 德银（镍锌铜的合金）

next door, next of kin, next to, next-best, nexus, NHS, NI, niacin, nib, nibble, nibs, nice, nice looking, nicely, niceness, nicety, niche, nick, nick-nack, nickel, nickname, nicotine, niece, niff, niffy, nifty, Nigeria, Nigerian, niggard, niggardliness, niggardly, nigger, niggle, niggling, nigh, night, night after night, night and day, night porter, night safe,