1、Nat=born,
2、Nav,naus, naut= ship,
3、Nect,nex= bind,
4、neg=deny,
5、Negr, nigr= black,
6、neo-
7、nihil=nothing，
8、Noc, nox= hurt, poison,
9、noct=night，
10、nom(y)=a field of knowledge,