nostalgia

n.怀乡病，留恋过去，怀旧

northwest, northwestern, Norway, Norwegian, Nos (also nos), nose, nose-cone, nose-flute, nose-wheel, nosebag (US feedbag), nosebleed, nosedive, nosegay, nosering, nosey (also nosy), Nosey Parker, nosh, nosh-up, nosily, nosiness, nostalgic, nostalgically, nostril, nostrum, not, not a little, not as...as, not as...as..., not as/so...as, not at all, not but that, not care a thing about, not for anything, not have to do, not in the least, not just...but, not more than, not much of a, not nearly, not necessarily,