abstract
abstraction
amorphous
angular
artistic
bang
blob
blotch
burst
centrifuge
circular
comic
concentric
cyclic
design
distort
distortion
edgy
effect
figure
formation
freeform
geometric
geometrical
geometry
gyration
harms
irregular
minimal
misc
miscellaneous
monochrome
motif
nonfigural
op
op art
opart
optical
radial
radiating
shape
splotch
torsion
unusual
visual
vortex
whirlpool