What is another word for "experimental"?

Roget's Thesaurus (1911) lists these synonyms for "experimental": adventure, aim, and, article, attempt, best, blood, bodily, body, bold, brute, chance, condition, corporal, corporality, corporeal, corporeity, corpus, coup, debut, element, empirical, endeavor, essay, exertion, experiment, experimentally, feel, flesh, fortune, frame, grope, hand, hard, impersonal, life, luck, make, material, materialism.