ideologist (noun)

1. The ideologist expressed their views through their paintings, capturing the essence of their ideology on the canvas.

2. In the world of fantasy, the ideologist created an elaborate and imaginative ideology for their fictional characters.

3. The anime showcased a character who was a dedicated ideologist, fighting for their beliefs and principles.

4. During a stand-up comedy show, the comedian cracked a joke about an ideologist, adding a humorous spin to their advocacy.