naivety

noun
1
a lack of experience of life, knowledge or good judgement that makes you willing to believe that people always tell you the truth
سادگی, زودباوری, بی تجربگی, ساده لوحی
2
the quality of being innocent and simple in character or behaviour
سادگی, بی‌ریایی, معصومیت
She has lost none of her naivety.
3
a style in art which is deliberately very simple, often uses bright colours and is similar to that produced by a child
سادگی هنری, هنر ساده, سادگی کودکانه در هنر, سبک ساده‌نگری, سبک ابتدایی, هنر بی‌تکلف, سبک کودکانه
His work is a curious blend of sophistication and naivety.