Galician trade

← Breton tarar (cognate)

← Proto-Celtic *taratrom (derived)

← Spanish taladro (cognate)

← Proto-Indo-European *terh₁- (derived)

← Old Welsh tarater (cognate)

← Portuguese trado (cognate)

← Old Portuguese traado (mention)

← Old Irish tarathar (cognate)

→ Spanish taladro (cognate)

→ Portuguese trado (cognate)