Alkaiaga BasqueFrom the name of a neighborhood in the municipality of Lesaka, Nevarre, of uncertain etymology. The last element is almost certainly
-aga "place of, group of"; suggestions for the other elements include Basque
a(ha)l "power, capacity, might" and
kai "dock, pier, harbour", or
alka "wild oats, wild grass", or
alk "rock" and
ai "slope".