bend vs deform

bend is a noun but deform is not a noun.

Word	Noun	Adjective	Verb	Adverb
bend	Yes	No	Yes	No
deform	No	No	Yes	No

As verbs, bend and deform are synonyms defined as:

Other synonyms of bend include flex, turn, twist.

As verbs, deform is a hypernym of bend; that is, deform is a word with a broader meaning than bend:

Other hypernyms of bend include change form, change shape.

As verbs, deform is a hypernym of bend; that is, deform is a word with a broader meaning than bend:

Other hypernyms of bend include change form, change shape.

bend (noun)	deform (noun)
curved segment (of a road or river or railroad track etc.)
diagonal line traversing a shield from the upper right corner to the lower left
movement that causes the formation of a curve
an angular or rounded shape made by folding
a circular segment of a curve

bend (verb)	deform (verb)
cause (an object) to assume a crooked or angular form	become misshapen
bend a joint	alter the shape of (something) by stress
form a curve	assume a different shape or form
change direction	make formless
turn from a straight course, fixed direction, or line of interest	cause (an object) to assume a crooked or angular form
bend one's back forward from the waist on down	twist and press out of shape