what's the different between curved , bent and wavy? in shape.

Question

Answer

curved is "not straight".  
"a curve in the road"

wavy has repeated curves
"wavy hair " = curly hair
"wavy lines"

bent = it was straight but now it isn't
"a bent nail"
"The metal rod from the lawnmower got bent, so it has to be replaced."
 
Idiom:  to get all bent out of shape:  someone gets angry 
"I was late for work and my boss got all bent out of shape."

Answer

Curved means having or marked by a curve or smoothly rounded bend

And Bent means A relatively permanent inclination to react in a particular way

while wavy means having waves

cowboy...