Synonyms for Constrictive (same or very similar meaning)
WordNet sense 1 ((of circumstances) tending to constrict freedom):
constricting, narrowingWordNet sense 2 (not wide):
narrowWordNet sense 3 (restricting the scope or freedom of action):
limiting, confining, constraining, restrictingWordNet sense 4 (serving to restrict):
restrictiveFrom the ODE community, based on WordNetadd/edit