ignorance about vs subordinacy

Some examples from the web:

• The fact that Nancy thinks they do only indicates his ignorance about them.
• Nevertheless we are not left in total ignorance about it.
• Unfortunately at a social level albeit unfounded fears still persist that are generated by ignorance about Hansen's disease.
• It became very apparent to me that most computer hackers don't exploit hardware or software weaknesses, they actually exploit our ignorance about the simple steps we should take to protect ourselves and others.
• cognitive doubt: ignorance about the origin/cause of the dissatisfaction or about which course of action will overcome it
• There remains great deal of ignorance about what happened and how the scandal lasted over so many decades.
• Your total ignorance about how relationships work is probably the reason why all your boyfriends get murdered.
• They, too, are merely consequences of current human biology and our ignorance about how to modify or transcend it.
• It is a classical example of ignorance about the normal physiology of the most voluptuous organ in the human female.
• His ignorance about his own identity, will make Peter rest on an inconsistent foundation, such as to make him proud and arrogant towards the Lord, fragile in front of the words of a servant.
• Sometimes they do so out of ignorance about the neurological damage to which they are subjecting themselves by following their psychiatrist's advice to take the "medication".
• I've decided, from now on, to ignore you and your ignorance about my work,
• And our ignorance about sleep is really quite profound.
• It is because of the ignorance about these fact humans suffer.
• The problem is the ignorance about these matters among the poorer and illiterate population.
• He speaks from a position of almost complete ignorance about the archive.
• I fail to see the logic in perpetuating ignorance about a basic biological function.
• Added to this are ignorance about the other, prejudice, and political manipulation, which make migrants, refugees and asylum seekers suffer unnecessary among us.
• You will testify against 3 officers who have earned their pensions and plead ignorance about the rest.
• Our ignorance about farming was a little embarrassing, so we dived into the first challenge.

Some examples from the web:

• noun sub·or·di·na·cy \səˈbȯ(r)dənəsē, -ənəsi sometimes -də̇n-\. Definition of SUBORDINACY. : the quality or state of being subordinate : subordination.
• subordination, subordinacy. [suh-bawr-dn-uh-see] /səˈbɔr dn ə si/ (Show IPA), noun. subordinative. [suh-bawr-dn-ey-tiv, -bawr-dn-uh-] /səˈbɔr dnˌeɪ tɪv, ...
• n. 1. The quality or state of being subordinate, or subject to control; subordination, as, to bring the imagination to act in subordinacy to reason .
• Jump to: navigation, search. §English[edit]. §Noun[edit]. subordinacy ( uncountable). The property or condition of being subordinate. Retrieved from ...