Olfactory rhymes with:
factory, unsatisfactory, factory, refractory, unsatisfactory, contradictory, directory, factory, introductory, perfunctory, rectory, refractory, trajectory, unsatisfactory, valedictory, victory
factory, unsatisfactory, factory, refractory, unsatisfactory, contradictory, directory, factory, introductory, perfunctory, rectory, refractory, trajectory, unsatisfactory, valedictory, victory