venturous -
disposed to venture or take risks; "audacious visions of the total conquest of space"; "an audacious interpretation of two Jacobean dramas"; "the most daring of contemporary fiction writers"; "a venturesome investor"; "a venturous spirit"
adventuresome,
adventurous willing to undertake or seeking out new and daring enterprises; "adventurous pioneers"; "the risks and gains of an adventuresome economy"
