noia
mind, will
nom/o
custom, law
nomen-
name
noni-
nine
norm/o
normal, usual
nos/o
disease
not/o
the back
nucle/o
nucleus
nulli-
none
nutri/o, nutrit/o
nourish
nyct/o
night
obster/o
midwife
octa-, octi-
eight
ocul/o
eye
odont/o
tooth
oid
resembling
ole
little, small
ole/o
oil
olfact/o
smell
olig/o
scanty, few, little
oma
tumor, mass
onych/o
nail
o/o
egg, ovum
oophor/o
ovary