billow
bine
camber
centrifuge
circle
circular
circulate
cochlear
concentric
contortion
curl
curlicue
curve
curvy
cycle
cyclic
cyclical
face
frizz
frizzle
gyration
helix
hypnosis
icon
kink
kinky
loop
propeller
radial
revolve
ripple
roll
rotate
rotating
rotation
shape
spin
spire
swirl
swirling
twirl
twist
vertigo
volute
vortex
wave
whirligig
whirlpool
whorl
wriggly