arenisco, sandy.
arenoso, sandy, covered with sand.
argamasa, mortar, cement.
Argel, Algiers (on the northern coast of Africa; capital of the French colony of Algeria).
Argos, Argus (the mythological being with a hundred eyes, who wot charged by Juno to watch Io; hence, a "sharp-sighted person").
aria, aria, air, tune.
arisco, shy.
arma, weapon, arm.
armar, to arm, man, stir up, provoke, put up, fit out (a boat); —se, to arise.
armario, closet, cupboard.