crookedness vs contortion

crookedness and contortion both are nouns.

Word	Noun	Adjective	Verb	Adverb
crookedness	Yes	No	No	No
contortion	Yes	No	No	No

As nouns, crookedness and contortion are synonyms defined as:

Other synonyms of crookedness include torsion, tortuosity, tortuousness.

crookedness (noun)	contortion (noun)
having or distinguished by crooks or curves or bends or angles	the act of twisting or deforming the shape of something (e.g., yourself)
the quality of being deceitful and underhanded	a tortuous and twisted shape or position
a tortuous and twisted shape or position