extrospection vs thoughtfulness

extrospection and thoughtfulness both are nouns.

Word	Noun	Adjective	Verb	Adverb
extrospection	Yes	No	No	No
thoughtfulness	Yes	No	No	No

As nouns, thoughtfulness is a hypernym of extrospection; that is, thoughtfulness is a word with a broader meaning than extrospection:

extrospection: examination or observation of what is outside oneself, as opposed to introspection.
thoughtfulness: a calm, lengthy, intent consideration

Other hypernyms of extrospection include contemplation, musing, reflection, reflexion, rumination.

extrospection (noun)	thoughtfulness (noun)
examination or observation of what is outside oneself, as opposed to introspection.	a considerate and thoughtful act
	the trait of thinking carefully before acting
	kind and considerate regard for others
	a calm, lengthy, intent consideration