naive
US /naɪˈiːv/
UK /naɪˈiːv/

1.
naiv, einfältig
having or showing a lack of experience, wisdom, or judgment
:
•
It was naive of her to believe everything he said.
Es war naiv von ihr, alles zu glauben, was er sagte.
•
He has a very naive view of the world.
Er hat eine sehr naive Sicht auf die Welt.