The phrase "most smelted" refers to the process of extracting metal from ore by heating it to high temperatures. Some synonyms for the word "most smelted" include molten, melted, fused, liquified, and thawed. These terms depict the state of the metal or material that has undergone smelting. "Molten" and "melted" both suggest the metal has been heated to a liquid state, while "fused" implies the metal has been melted and joined with another material. "Liquified" and "thawed" can also be used interchangeably to describe the state of the metal after smelting. In conclusion, synonyms for "most smelted" vary depending on the context in which they are used.