I. verb
1.
to expose to risk or loss
ventured their capital in foreign trade
Synonyms: adventure, chance, hazard, risk, wager; compare gamble 2
Related Word: endanger, imperil, jeopard, jeopardize, jeopardy, peril; expose, lay (open)
Idioms: take chances ( or risks) on ( or with)
2.
Synonyms: gamble 2, chance, hazard, risk
Related Word: bet, operate, play (for), speculate, stake; jeopard, jeopardize, jeopardy
Idioms: luck it
3.
Synonyms: face 3, ||banter, beard, brave, challenge, dare, defy, front, outdare, outface
II. noun
Synonyms: adventure , emprise, enterprise, exploit, feat, gest
Related Word: attempt, undertaking; crack, fling; dare, gamble, risk, speculation
Idioms: leap in the dark