patency vs noticeability

patency and noticeability both are nouns.

Word	Noun	Adjective	Verb	Adverb
patency	Yes	No	No	No
noticeability	Yes	No	No	No

As nouns, patency and noticeability are synonyms defined as:

patency and noticeability: the property of being easy to see and understand

Other synonyms of patency include noticeableness, obviousness.

patency (noun)	noticeability (noun)
the openness (lack of obstruction) of a bodily passage or duct	the property of being easy to see and understand
the property of being easy to see and understand