WordNet (r) 3.0 (2006):

upbringing
    n 1: properties acquired during a person's formative years
    2: helping someone grow up to be an accepted member of the
       community; "they debated whether nature or nurture was more
       important" [syn: breeding, bringing up, fostering,
       fosterage, nurture, raising, rearing, upbringing]

Moby Thesaurus II by Grady Ward, 1.0:

33 Moby Thesaurus words for "upbringing":
   apprenticeship, basic training, breaking, breeding, conditioning,
   cultivation, development, discipline, drill, drilling, education,
   exercise, fetching-up, fostering, grooming, housebreaking,
   improvement, in-service training, manual training,
   military training, nurture, nurturing, on-the-job training,
   practice, preparation, raising, readying, rearing, rehearsal,
   sloyd, training, vocational education, vocational training