"Forementioned" is a word used to refer to something already mentioned or previously stated. However, there are several other synonyms of the term that can be used interchangeably to add more variety and depth to one's writing. "Aforementioned" is a close synonym, meaning the same thing as "forementioned" while the word "aforesaid" is archaic but still conveys the same meaning. "Preceding," "precedent," "preexisting," and "previous" are other synonyms that carry the same meaning as "forementioned." By using synonyms for the word "forementioned," one can make their writing more engaging and avoid repetition, making it more enjoyable for the reader.