What's the difference between flexible and pliable?

Oxford definition for pliable and flexible:

pliable: easily bent; flexible

flexible: capable of bending easily without breaking

What's the difference between flexible, pliable, and bendy?

Oxford definitions for pliable, flexible, and bendy:

pliable: easily bent; flexible

flexible: capable of bending easily without breaking

bendy: (informal) capable of bending; soft and flexible.