For "moderate in intensity or degree":
* Semi-: This prefix implies "partly" or "half," suggesting something that's not fully intense. For example, "semimodern" could be used for a style that's partially modern.
* Mid-: This prefix emphasizes the middle ground, between extremes. For example, "middling" means of average quality.
For "moderate in opinion or political stance":
* Center-: This emphasizes a position that's not extreme, aligning with the center of the spectrum. For example, "center-left" or "center-right."
* Neo-: This prefix often implies a moderate, updated version of something. For example, "neo-conservatism" describes a more moderate form of conservatism.
Other possibilities:
* Moder-: This is a possible prefix for "moderate," but it's not widely used.
* Temperate-: This prefix conveys the idea of being restrained or controlled.
The best prefix to use will depend on the specific meaning you want to convey.