The term "numerological" refers to the study of numbers and their influence on human life. There are several synonyms for this term, including numeristic, numeric, arithmological, and number-based. Each of these synonyms refers to the same concept and can be used interchangeably. Numeristic is a term used to describe the study of numbers and their symbolic meanings. Numeric refers to numbers themselves and their use in calculations. Arithmological is a more formal term that denotes the mathematical study of numbers. Number-based is a more general term that encompasses all aspects of working with numbers, including numerology. Regardless of which synonym is used, the study of numerology remains an important field that provides insights into the mysteries of existence.