Pyro-technics refers to the use of fire or fireworks for entertainment or display purposes. If you're looking for synonyms to this word, you can consider using "fireworks," "pyrotechny," "fireplay," "fire art," or "fireworks display." These words can be used interchangeably with pyro-technics, depending on the context. For instance, if you're planning a fireworks display, you could say you're organizing a pyro-technics show. Alternatively, you could refer to it as a fireworks show, a pyrotechny display, or a fire art exhibit. The synonyms for pyro-technics ensure you have alternatives if you want to vary your language or create an impact with a unique phrase.