When we talk about the phrase "blaze abroad," it usually means to spread quickly and widely like wildfire. There are a variety of synonyms for this phrase, including propagate, disseminate, circulate, distribute, diffuse, and proliferate. These words all convey the idea of something rapidly spreading and reaching far-flung locations. Another phrase with a similar meaning to "blaze abroad" is "go viral," which refers to a piece of content or information that rapidly gains widespread popularity on the internet. Regardless of the specific words used, all of these phrases indicate a fast and far-reaching dissemination of information or a phenomenon.