Synonyms for the word "INT IRON STEEL INST BULL" can vary based on the context in which it is used. "INT" may refer to international, internal, or intelligence. "IRON" can be replaced with words like metal, alloy, or cast iron. "STEEL" may have alternatives such as stainless steel, alloy steel, or iron alloy. "INST" might be substituted with institute, institution, or establishment. Lastly, "BULL" could be replaced with ox, bovine, or steer. Remember, the selection of appropriate synonyms depends on the intended meaning and industry in which these words are used.