straightness vs configuration

straightness and configuration both are nouns.

Word	Noun	Adjective	Verb	Adverb
straightness	Yes	No	No	No
configuration	Yes	No	No	No

As nouns, configuration is a hypernym of straightness; that is, configuration is a word with a broader meaning than straightness:

Other hypernyms of straightness include conformation, contour, form, shape.

straightness (noun)	configuration (noun)
a sexual attraction to (or sexual relations with) persons of the opposite sex	any spatial attributes (especially as defined by outline)
freedom from crooks or curves or bends or angles	an arrangement of parts or elements
(of hair) lack of a tendency to curl
having honest intentions
trueness of course toward a goal