ETYMOLOGY
from Italian ruvido (rough, rugged, rude, uncivilized, ill-mannered),
from Latin rugidus (creased, wrinkly),
from ruga (crease, small fold, wrinkle) + ‑idus (‑id)
EXAMPLE
for adj. 1
“…Gaza now is called Habalello, and is composed of twelve hundred fire-houses, and sensible against the incursions of Arabs: The ruvid Cittizens, being Turkes, Moores, Jews, domeseticke Arabians, with a few Georgians, & Nostranes …”
From: The Totall Discourse of the Rare Adventures & Painefull Peregrinations of long Nineteene Yeares Travayles from Scotland, to the most famous Kingdomes in Europe, Asia, and Affrica.
By William Lithgow, 1632
Lexicophilia 