The term "more familiar" can be replaced by several synonyms, each with its distinct connotation. Words such as "acquainted," "well-versed," "comprehending," "versed in," and "belligerent" can be used in place of the term "more familiar." "Acquainted" would mean having a basic understanding of something or having previously been introduced to it. "Well-versed" would suggest a much deeper knowledge and understanding of the subject matter. "Comprehending" would indicate a certain level of understanding and the ability to grasp the subject matter. "Versed in" would like "well-versed" suggest a deep and expert knowledge of the subject matter. "Belligerent," on the other hand, would suggest a hostile or aggressive understanding of something or someone.