The character or state of being unteachable; absence of docility.(noun)
The Century Dictionary (Public Domain)
Use "unteachableness" in a sentence
"Generally speaking, passive resistance, unteachableness and obstinacy, but not insurrectionary energy, increase rapidly with age."
"He takes their unteachableness for granted, remarking complacently that an hour of recreation 'was taken up in innocent mirth between my wife and daughters, and in philosophical arguments between my son and me,' as if 'innocent mirth' were as much as he could reasonably expect from such inferior beings as a wife and daughters must necessarily be."
"The bull is the symbol of irritability and unteachableness, who will not be easily yoked or led and who is the incarnation of lust and passion."