Translation of smarten up in Spanish:

smarten up

arreglar, v.

phrasal verb

  • 1

    (town/house) arreglar
    he's made an effort to smarten himself up ha hecho un esfuerzo por arreglarse / adecentarse / mejorar su aspecto
    • he'll have to smarten his ideas up va a tener que (d)espabilarse
  • 2

    (person) mejorar su aspecto