WordNet sense 1 (an official prohibition or edict against something):

forbidding, forbiddance, banning

WordNet sense 2 (a bachelor's degree in nursing):

Bachelor of Arts in Nursing

WordNet sense 3 (a decree that prohibits something):

prohibition, proscription

WordNet sense 4 (ban from a place of residence, as for punishment):

banish

WordNet sense 5 (expel from a community or group):

blackball, ostracize, shun, ostracise, cast out

WordNet sense 6 (forbid the public distribution of ( a movie or a newspaper)):

censor