BMOC Charybdis Ferris wheel O Procrustean bed airscrew alternate annular muscle annulus areola arsis association aureole auto avert balance wheel be here again beat bed of Procrustes bevel gear bicycle big cheese big noise big shot big wheel big-time operator big-timer bike boot bout buffing wheel bus carousel cartwheel caster catch a train centrifugate centrifuge chaplet charioteer chauffeur chopper circle circuit circuiteer circular saw circulate circulation circumambulate circumference circummigrate circumnavigate circumrotate circumvent circumvolute circumvolution circus close the circle closed circle cog cogwheel come about come again come and go come around come full circle come round come round again come up again compass conference contrate wheel corona coronet course crank crown crown wheel cycle cycloidal gear deflect describe a circle diadem diastole discus disk divert dizzy round do a flip-flop do an about-face downbeat drive drive wheel driver eddy encircle encompass entrain escape wheel eternal return fairy ring fan fetch about flank flywheel garland gear gearwheel girdle girdle the globe glory go about go around go by rail go round go the round gurge gyrate gyration gyre gyrowheel halo have second thoughts heel helm high-muck-a-muck his nibs idler wheel impeller intermit iron iron heel joyride kick wheel lap lasso logical circle loop looplet maelstrom magic circle make a circuit make a train merry-go-round mill wheel minibike motocycle motor motorbike motorcycle noose orbit oscillate paddle wheel pedal pedal wheel pedicab pig pilot pinion pinwheel pirouette piston pivot pivot about power wheel prayer wheel prop propellant propeller propulsor pulley pulsate pulse put about rack radius rat race reappear recur reel reins reins of government reoccur repeat return revolution revolve ride ring road-bike roll around roller rolling stone rondelle rotate rotation rotator rotor roulette wheel round roundabout roundel rudder rundle saucer scarpines screw screw propeller series sheer skirt spell sphincter spin spiral stagger steering wheel surge surround swing swing round swirl swivel systole take a joyride taxi tergiversate thesis thumbscrew tiller tool top totter trail bike tricycle trike truck truckle turbine turn turn a pirouette turn about turn around turn round turn tail twin screws twirl twist undulate upbeat veer veer around vicious circle