"man of carnal adventures, connoisseur of seduction," 1888, from Giacomo Girolamo Casanova de Seignalt (1725-1798), the infamous debaucher. His name could be Englished as Jacob Jerome Newhouse, which sounds somewhat less romantic.
carving
car-wash
caryatid
casaba
Casablanca
Casanova
casbah
cascade
case
casein
case-knife