agreeableness vs disposition

agreeableness and disposition both are nouns.

Word	Noun	Adjective	Verb	Adverb
agreeableness	Yes	No	No	No
disposition	Yes	No	No	No

As nouns, disposition is a hypernym of agreeableness; that is, disposition is a word with a broader meaning than agreeableness:

Other hypernyms of agreeableness include temperament.

agreeableness (noun)	disposition (noun)
a temperamental disposition to be agreeable	the act or means of getting rid of something
pleasantness resulting from agreeable conditions	your usual mood
	a natural or acquired habit or characteristic tendency in a person or thing
	an attitude of mind especially one that favors one alternative over others