Absence of formal education or training.

औपचारिक शिक्षा या प्रशिक्षण का अभाव।

English Usage: His ineducation led him to make several naive mistakes in judgment.

Hindi Usage: उसकी अज्ञानता ने उसे कई भोले-भोले निर्णय लेने के लिए प्रेरित किया।