back
I've got your back.
Llevaba a mi hijo a la espalda.
I was carrying my son on my back.
A pesar de nuestras felicitaciones, frunció el ceño y dio la espalda.
Despite our congratulations, he frowned and turned his back.
Don't turn your back on him.
No puedo darle la espalda a Tom así nada más.
I can't just turn my back on Tom like that.
Tom no le puede dar la espalda a Mary ahora.
Tom can't turn his back on Mary now.