N5
ちかい
Definition
near, close, short (distance)
N4
べつ、べち
Definition
distinction, difference, different, another, particular, separate, extra, exception
N3
たんご
Definition
word, vocabulary, (usually) single-character word
N2
たんぺん
Definition
short (e.g. story, film)
N1
こうどく
Definition
paid subscription (e.g. magazine)