be tentative

See: hesitate
References in periodicals archive ?
John Gordon, a child survivor of the Holocaust, doesn't understand why banks would be tentative about dropping such a fee.
32) Plann speculates about whether or not this monastery created the nucleus of the first deaf community in Spain, but any conclusions must be tentative because of the paucity of sources.
I've tried not to be tentative, but I hoping it's coming back.