Similar words: inventiveness, impressiveness, possessiveness, expressiveness, aggressiveness, liveness, forgiveness, activeness. Meaning: [nɑ'ɪːvnɪs /naɪ'ɪːvnɪs] 
n. lack of sophistication or worldliness.
n. lack of sophistication or worldliness. 
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1. Bright style, full of Children's naiveness and fun.
2. The naiveness struck me reminding me that James was a kid as well.
3. Of course, the naiveness of mental activities is the embodiment of their incapability of independent thinking by facing up to the hash reality.
4. But they were misled by their naiveness, they regarded their conversion as finding out the way for redemption of the ind...
5. Naiveness can be dangerous . What's the matter little buddy, we still have eight to go...
6. I knew it was healthy to question and doubt, at least until my naiveness subsided and I had the wisdom to see on my own.
7. Palin, the Republican vice presidential nominee, has been subjected to withering media criticism for her alleged naiveness. But Biden is at least as bad and with far less excuse.
More similar words: inventiveness, impressiveness, possessiveness, expressiveness, aggressiveness, liveness, forgiveness, activeness, massiveness, elusiveness, evasiveness, incisiveness, passiveness, abrasiveness, offensiveness, creativeness, combativeness, positiveness, pervasiveness, cohesiveness, decisiveness, expansiveness, perceptiveness, permissiveness, effectiveness, attentiveness, assertiveness, receptiveness, defensiveness, persuasiveness.