1
n assault, attack, bid, crack (informal) effort, endeavour, essay, experiment, go (informal) shot (informal) stab (informal) trial, try, undertaking, venture
2
vb endeavour, essay, experiment, have a crack, have a go (informal) have a shot (informal) have a stab (informal) jump through hoops (informal) seek, strive, tackle, take on, take the bit between one's teeth, try, try one's hand at, undertake, venture