There are multiple synonyms for the word "gasify" that can be used to describe the process of converting a substance into a gas. For example, "vaporize" refers to turning a liquid into a gas through heating or evaporation, while "volatilize" describes a similar process of converting a solid into a gas. "Sublimate" is another synonym for gasify that specifically refers to the conversion of a solid substance to a gas without going through a liquid phase. Additionally, "pyrolyze" and "crack" describe processes of breaking down a substance into smaller molecules, often resulting in a gas. Using these synonyms can add variety and specificity to descriptions of gasification processes.