homoeoprophoron

noun1

1. •
   (rhetoric) The repetition of the same consonant sound, especially at the beginning of neighboring words; essentially, extreme or faulted alliteration.

   • 1996, Gideon O. Burton, "Homoeoprophoron" in Silva Rhetoricae: "Repetition of the same consonant (especially the initial consonant) in neighboring words." — 1996