abstract
camber
circle
circular
coil
contort
contortion
convolute
convolution
corkscrew
curl
curlicue
curve
design
eddy
element
face
flex
flexure
frizzle
helix
hoop
icon
kink
kinky
lines
loop
motif
pirouette
propeller
radial
radiating
revolve
rotate
rotation
shape
snail
spire
swirl
torsion
tweak
twirl
twist
twister
vortex
whirlpool
whirlwind
whorl