Where does “Selanik” come from?

Selanik (Turkish) comes from Ottoman Turkish سلانیك, from Greek Σαλονίκη, from Ancient Greek Θεσσαλονίκη, from Ancient Greek Νῑ́κη, from Ancient Greek νῑ́κη — conquered; victory.

Ancestry of “Selanik”, step by step

Step	Language	Word	Meaning
1	Ottoman Turkish	سلانیك	—
2	Greek	Σαλονίκη	—
3	Ancient Greek	Θεσσαλονίκη	Thessaloníkē
4	Ancient Greek	Νῑ́κη	—
5	Ancient Greek	νῑ́κη	conquered; victory

Every word from Ancient Greek νῑ́κη →Every word from Ancient Greek Νῑ́κη →Every word from Ancient Greek Θεσσαλονίκη →