morphology
study of form without regard to function
norm
standard expectancy
anomaly
deviation from the norm
physiognomy
study of a surface and its form
morphology with restorative art
projection
feature that extends outward
recession
withdrawn from a position
inclination
a slope
convex
outline or surface curved like the exterior of a circle of sphere
concave
outline or surface that curves like the interior of a circle of sphere
checkpoints of the head
head shapes - oval
head shapes - round/infantine
head shapes - square/strong
head shapes - oblong
head shapes - inverted triangle
head shapes - diamond
head shapes - triangular
basic linear facial profiles
convex profile
concave profile
vertical profile
convex-concave profile
concave-convex profile