Poly
Multiple
Post
After, behind
Pre-,pro-
Before, ahead
Procto
Rectum
Pseudo
False
Psycho
Mind
Pulmo
Lung
Pyo
Pus
Quad, quadr
Four
Re
Back,again
Rect
Straight
Ren
Kidney
Retro
Backward, behind
Ruga
Fold, wrinkle
Sagitt
Arrow
Sarco
Flesh
Sclero
Hard
Semi
Half
Septo
A fence
Serrat
Saw
Sinu
A hollow
Soma
body
Splanchnn
Viscera
Squam
Scale, flat