How to Use "obtuse" with Example Sentences

1. But the administration cannot be disingenuous or obtuse .
2. Shoe leather for all your energy and brains , you are gloriously obtuse about new realities .
3. The obtuse editor did not know he was being nibbled at .
4. We are obtuse and quite abstract , really .
5. Already it must be clear even to the most obtuse and complacent that this crisis matches the most serious to have affected advanced countries in the postwar era .