Syllogiser refers to a person who makes inferences through syllogism, which is a logical reasoning method that involves deductive arguments having a major premise, a minor premise, and a conclusion. Some synonyms for syllogiser are reasoner, logician, dialectician, thinker, arguer, debater, analyst, and philosopher. These words denote people who engage in rational, systematic, and critical thinking to arrive at conclusions and solutions to problems. A reasoner is someone who draws conclusions or makes judgments based on evidence or facts. A dialectician is a person who engages in critical inquiry or argumentation to test the strength of an argument. A thinker is an intellectual who ponders and deliberates on a subject. An analyst is someone who dissects information or data and draws inferences. A philosopher is an expert in the study of nature, existence, knowledge, and ethics.