Synonyms for Retributory (same or very similar meaning)
WordNet sense 1 (of or relating to or having the nature of retribution):
retaliatory, retributive, vindicatory, relatiativeWordNet sense 2 (inflicting punishment):
punitive, punitoryWordNet sense 3 (used especially of what is legally or ethically right or proper or fitting):
justFrom the ODE community, based on WordNetadd/edit