It is found most commonly in history, in which historical eras and long periods of time are assigned a name which tendentiously lends the impression of continuity.
Despite the tendency of its lead players to play it tendentiously sullen and sluggish, the production scores visual points that keep viewers fascinated.
You have misread the comments relating to that, and this alone suggests a likelihood that you have tendentiously read what you have wanted to into your sources.
