simple curve of Euclidean geometry

CIRCLE
WordClue
ARCswoop, curve
BOWcurve, arc
BENDcurve
CINCHsimple saddle girth used in Mexico
ERATOone of the muses
ESSEXpart of England
ETHERclass of organic compounds
HELIXsmooth space curve
LEVERsimple machine
LOTTOgame of chance similar to bingo
POWERsolar or of will
PRIDEone of the seven deadly sins
SCREWsimple machine
SKINKtype of lizard
SPACEEuclidean
WEDGEsimple machine
WHEELsimple machine
PULLEYsimple machine
GLUCOSEsimple sugar
TRIANGLEbasic three-sided shape of geometry
HALEPSimona, tennis player
SCREWsimple machine