naively

Firstly, they had, perhaps naively, imagined that the briefings would generate some news, but not wall-to-wall headline news.

“Things are not as they used to be,” Charles naively says.

Mr Allen said the "highly addictive" substance was being increasingly abused by young people, who sometimes "naively" considered it to be safer than Class A drugs.

This makes viewers susceptible to believing it - "not all crazy conspiracy theorists who naively fall for disinformation".

Many of us naively thought the 2008 election of the first Black president signaled a sea change in white Americans’ attitudes about race, but that was far too cheery a view.