What is a word for lack of knowledge?

Related questions

1. What is the root word of ignorance?
2. Is ignorance the same thing as weakness?
3. What's the difference between ignorance and arrogance?
4. What is the difference between innocence and ignorance?
5. What is the difference between ignorance and ignorant?
6. What is the synonym of ignorant?
7. What is crass ignorance?
8. What does loss of ignorance mean?
9. What is a word for an ignorant person?
10. What are ignorant people?

Tags

1. #training
2. #ignorant
3. #uninstructed
4. #lacking
5. #untaught
6. #person
7. #illiterate
8. #particular
9. #knowing
10. #knowledge
11. #untutored
12. #uninformed
13. #about
14. #nothing
15. #synonyms
16. #subject
17. #uneducated
18. #dangerous
19. #unlettered
20. #little