retentivity vs faculty

retentivity and faculty both are nouns.

Word	Noun	Adjective	Verb	Adverb
retentivity	Yes	No	No	No
faculty	Yes	No	No	No

As nouns, faculty is a hypernym of retentivity; that is, faculty is a word with a broader meaning than retentivity:

Other hypernyms of retentivity include mental faculty, module.

retentivity (noun)	faculty (noun)
the power of retaining liquid	one of the inherent cognitive or perceptual powers of the mind
the property of retaining possessions that have been acquired	the body of teachers and administrators at a school
the power of retaining and recalling past experience