Possible Results:
habías retenido
-you had kept
Past perfectconjugation ofretener.
habías retenido
-you had kept
Past perfectvosconjugation ofretener.
habías reteñido
Past perfectconjugation ofreteñir.

retener

No le habías retenido el pasaporte?
I thought you took his passport?
Word of the Day
to bake