What is another word for "adventure"?

Roget's Thesaurus (1911) lists these synonyms for "adventure": about, activity, aim, anvil, apprentice, attempt, begin, beginning, best, betake, bold, break, broach, business, chance, compact, contract, coup, debut, determination, devote, embark, empirical, emprise, endeavor, engage, engagement, enterprise, essay, execution, exertion, experiment, experimental, experimentally, fall, feel, fire, first, foot, for.