Narc/o
numbness, stupor
Neur/o
nerve
Phaner/o
visible, apparent
Phob/o
fear, aversion
Phren/o
mind, diaphragm
Picr/o
bitter
Pies/i
pressure
Pleg/o
paralyzed
Poli/o
gray (matter)
Por/o
opening, passageway
Psych/o
mind
Psychr/o
cold
Radicul/o
nerve root
Rhiz/o
root
Schiz/o
split, division
Somn/i
sleep
Syring/o
tube, fistula
Tax/o
coordination
Tel/o
end
Tephr/o
gray (ashen)
Thanat/o
death
Thec/o
sheath
Vag/o
vagus nerve