abstract
alternate
bend
big
black
blend
change
contrast
curvature
curve
dark
darkness
delusion
draw
drawing
fantasy
figure
flexion
flexure
illusion
illustration
interchange
large
light
line
little
mix
monochromatic
monohrome
optical
outlines
quadrate
regular
rhomb
rhombus
rotate
rotation
shape
silhouette
small
stilllife
strips
tetragon
trace
turn
twist
wave
white