The result is a list that does not merely rank words by raw frequency, but categorizes them based on their communicative value in specific domains (speech vs. writing).
Jump (Physical action). The 5,000th word: Leap (To jump far or to accept an opportunity quickly). Longman 5000 Words Pdf
Crucially, it also distinguishes between spoken and written frequency. A word might be common in conversation (like okay , bye ) but less common in academic writing, and vice versa. The result is a list that does not