Ragusia

Latin

From a previous Ragusium, from Ancient Greek Ραγούσιον (Ragoúsion) or Ῥαούσιν (Rhaoúsin). Of uncertain origin, but several ones have been proposed. From:

Ancient Greek ῥάξ (rháx, “grape”);
Ancient Greek ῥώξ (rhṓx, “breach, narrow passage”);
Ancient Greek ῥωγάς (rhōgás, “ragged (of rocks)”),
Ancient Greek ῥαγή (rhagḗ, “fissure”) (cfr. English Rey;
a Dalmatae/Romance substrate *Lausa, connected to λᾶας (lâas) ("rock, stone").
from Proto-Albanian *rāguša (modern rrush).^[1] Historically called Rush in Albanian.

Ragusia f sg (genitive Ragusiae); first declension

First-declension noun, with locative, singular only.