What is another word for "crisis"?

Roget's Thesaurus (1911) lists these synonyms for "crisis": according, accordingly, actual, adventitious, age, alone, already, and, another, ant, any, aorist, aoristic, are, attitude, attribution, being, but, case, causation, century, certain, circumstance, circumstantial, clear, conditional, conditionally, conjunctive, conjuncture, context, contingency, contingent, critical, current, day, dependence, different, emergence, emergency, environment.