• 1  da/du ad. [totelka hitz egin] to stammer, to stutter

• 2  da/du ad. to slow down, to slacken; to weaken, to deaden; to dim

  abiadura moteldu: to reduce speed

  oso moteldu naiz ondoez honekin: this illness has weakened me a lot

  ardoa urez moteldu: to water down wine