Unscrambling the letters in SEND makes 13 valid words. Here is the full breakdown — longest words, top Scrabble scores, and every word grouped by length (highest-scoring first).
13total words
DENSlongest (4 letters)
DENStop score (5 pts)
1 / 3vowels / consonants
Word lengths: 4-letter (4), 3-letter (4), 2-letter (5).