Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun patency

2 senses of patency

Sense 1
patency -- (the openness (lack of obstruction) of a bodily passage or duct)
       => openness -- (without obstructions to passage or view; "the openness of the prairies")

Sense 2
obviousness, noticeability, noticeableness, patency -- (the property of being easy to see and understand)
       => conspicuousness -- (high visibility)