Where does “Gugliuzza” come from?

Gugliuzza (English) comes from Italian Gugliuzza, from Italian guglia, from Italian aguglia, from Old Occitan agulha, from Latin acūcula, from Latin acus, from Proto-Italic akus, from Proto-Indo-European h₂eḱus — sharp.

Ancestry of “Gugliuzza”, step by step

StepLanguageWordMeaning
1ItalianGugliuzza—
2Italiangugliaspire; needle; spur
3Italianagugliaeagle; garfish, needlefish, game fish
4Old Occitanagulha—
5Latinacūculasmall needle
6Latinacusa needle, a pin; bodkin; bran, awn, chaff
7Proto-Italicakus—
8Proto-Indo-Europeanh₂eḱus—
9Proto-Indo-Europeanh₂eḱ-sharp
Every word from Proto-Indo-European h₂eḱ- →Every word from Proto-Indo-European h₂eḱus →Every word from Proto-Italic akus →