navel

n.脐，中心

naturism, naturist, naturopath, naturopathic, naturopathically, naturopathy, naught, naughtily, naughtiness, naughty, nausea, nauseate, nauseating, nauseatingly, nauseous, nautical, nautical mile, nautilus, naval, nave, navel orange, navigability, navigable, navigate, navigation, navigational, navigator, navvy, navy, navy blue (also navy), nay, naysayer, Nazi, Nazism, NB (also nb), NBC, NCO, NE, Neanderthal, neap,