dishonest

curved

(something shaped like) the curve of the moon in the first quarter (especially a row of houses)

sickle-shaped

twisted; bent

bent, angled

shaped like a globe

round

(especially of a part of the body) badly formed

deformed

shaped like a circle or a ball; done with, involving, a circular motion; a (regular) set or series of events

ball-shaped; semi-circular area