deflection vs bending

deflection and bending both are nouns.

Word	Noun	Adjective	Verb	Adverb
deflection	Yes	No	No	No
bending	Yes	No	No	No

As nouns, deflection and bending are synonyms defined as:

Other synonyms of deflection include deflexion.

As nouns, bending is a hypernym of deflection; that is, bending is a word with a broader meaning than deflection:

Other hypernyms of deflection include bend.

deflection (noun)	bending (noun)
a turning aside (of your course or attention or concern)	the act of bending something
the property of being bent or deflected	the property of being bent or deflected
the amount by which a propagating wave is bent	movement that causes the formation of a curve
the movement of the pointer or pen of a measuring instrument from its zero position
a twist or aberration; especially a perverse or abnormal way of judging or acting