Synonyms for Discharged (same or very similar meaning)
WordNet sense 1 (set free as from prison or duty):
releasedWordNet sense 2 (able to act at will; not hampered; not under compulsion or restraint):
freeWordNet sense 3 (having lost your job):
dismissed, fired, laid-off, pink-slippedWordNet sense 4 (not engaged in a gainful occupation):
unemployedFrom the ODE community, based on WordNetadd/edit