We found 16 dictionaries that define the word naiveness:

General (11 matching dictionaries)

1. naiveness: Merriam-Webster
2. naiveness: Oxford Learner's Dictionaries
3. naiveness: Collins English Dictionary
4. naiveness: Vocabulary.com
5. naiveness: Wordnik
6. naiveness: Wiktionary
7. naiveness: Dictionary.com
8. naiveness: Rhymezone
9. naiveness: FreeDictionary.org
10. naiveness: Mnemonic Dictionary
11. naiveness: TheFreeDictionary.com

Business (1 matching dictionary)

12. naiveness: Legal dictionary

Computing (1 matching dictionary)

13. naiveness: Encyclopedia

Medicine (2 matching dictionaries)

14. naiveness: Merriam-Webster Medical Dictionary
15. naiveness: Medical dictionary

Slang (1 matching dictionary)

16. naiveness: Urban Dictionary

(Note: See naive as well.)

Definitions from WordNet (naiveness) ▸ noun:  lack of sophistication or worldliness Opposite: sophistication, worldliness, experience, astuteness ▸ Words similar to naiveness ▸ Usage examples for naiveness ▸ Idioms related to naiveness ▸ Wikipedia articles (New!) ▸ Popular adjectives describing naiveness ▸ Words that often appear near naiveness ▸ Rhymes of naiveness ▸ Invented words related to naiveness