Guipuzcoan
noun
Gui·puz·co·an
gē‧püthkəwən,
-üsk-
plural -s
: a dialect of the Basque language spoken largely in the province of Guipúzcoa in northern Spain
Word History
Etymology
Spanish guipuzcoano, from guipuzcoano, adjective, of Guipúzcoa, from Guipúzcoa, province in northern Spain + Spanish -ano (from Latin -anus -an)