abstract
blob
blot
blotch
bubble
burst
circle
circular
dapple
diffuse
dot
doted
dotted
ellipse
encircle
fleck
flock
freckle
globular
grain
granule
halftone
hoop
illustration
macula
moire
mottle
orb
oval
ovoid
pattern
pimple
pinstripes
pointillism
pointillist
polka
polkadot
ringlet
round
speck
speckle
spot
sprinkle
stipple
stippling
texture
variegate