The term 'make obscure' can be defined as making something unclear or hard to understand. This can be done in a variety of ways, such as clouding, bedimming, obfuscating, befogging, fogging, and eclipsing. Clouding is the act of obscuring something with clouds, bedimming is the act of dimming or darkening something, obfuscating is the act of making something unclear or confusing, befogging is the act of making something unclear by filling it with FOG, fogging is the act of filling something with FOG, and eclipsing is the act of blocking out light from something. All of these terms can be used to describe the act of making something obscure.