The letter Qaaf 50:13

Ranked by the Jaccard overlap of the two verses’ root sets — shared roots over combined roots — after removing a stoplist of ubiquitous roots. The score is shown; the shared roots are listed so you can see exactly what drove it.

1. Taa-Haa 20:300.50
   أ خ و
2. Hud 11:500.33
   ع و دأ خ و
3. The Heights 7:650.33
   ع و دأ خ و
4. Joseph 12:70.33
   أ خ و
5. The Poets 26:1060.33
   أ خ و
6. The Poets 26:1610.33
   أ خ و
7. The Ascending Stairways 70:120.33
   أ خ و
8. Noah 71:180.33
   ع و د