Where does “Trapanese” come from?

Trapanese (Portuguese) comes from Italian trapanese, from Italian Trapani, from Latin Drepanum, from Ancient Greek Δρέπανον, from Ancient Greek -ᾰ́νη — suffix for instrument nouns.

Ancestry of “Trapanese”, step by step

Step	Language	Word	Meaning
1	Italian	trapanese	—
2	Italian	Trapani	—
3	Latin	Drepanum	situated on the western point of the island, now Trapani
4	Ancient Greek	Δρέπανον	sickle
5	Ancient Greek	-ᾰ́νη	suffix for instrument nouns

Every word from Ancient Greek -ᾰ́νη →Every word from Ancient Greek Δρέπανον →Every word from Latin Drepanum →