around
bend
camber
circle
circuit
circular
circulation
contor
contortion
convolution
curve
cycle
cyclic
cyclical
eddy
element
face
flicker
gyrate
gyre
hook
line
loop
orbit
pivot
quirk
radial
revolution
revolve
roll
rotate
rotation
screw
shape
shift
spin
spun
swing
swivel
torque
twirl
twizzle
vortex
whirl
whirl pool
whirl wind
whirlpool
whirlwind