Synonyms for Risk:

n.

blanket, bogey, bogie, bugaboo, anxiety, canker, concern, demons, bugbear, cancer. fear, uncertainty, prospect, opportunity, fortuity, stakes, contingency. run the risk (of something), dare, throw/cast caution to the wind(s), live dangerously. Imperilment. speculation, gambling. chance taken (noun)
fortuity, opportunity, contingency, speculation, danger, uncertainty, venture, wager, prospect, gamble, peril, hazard, jeopardy.
danger (noun)
menace, unsafeness, danger, Endangerment, ominousness, perilousness, treachery, threat, jeopardy.
risk (noun)
gamble, hazard, lay on the line, adventure, take chances, put on the line, run a risk, take a chance, peril, jeopardy, danger, chance.

v.

chance (verb)
chance, wager, speculate, hazard, gamble, venture, bet.
endanger (verb)
jeopardize, endanger, threaten, imperil.
take a chance (verb)
chance, endanger, menace, speculate, dare, adventure, imperil, jeopardize.

Other synonyms:

Imperilment, dare. gambling, speculation, fear. uncertainty. endanger
lay on the line, jeopardize.
take chances
take chances.
Other relevant words:
live dangerously, concern, bugaboo, lay on the line, blanket, take a chance, canker, fortuity, danger, uncertainty, bugbear, take chances, run a risk, dare, adventure, put on the line, cancer, gambling, prospect, stakes, demons, peril, fear, speculation, opportunity, anxiety, bogey, contingency, Imperilment, bogie.

Usage examples for risk

  1. And of course they take all the risk – Penny Nichols Finds a Clue by Joan Clark
  2. Why will you go so far, and at such risk – The Magnetic North by Elizabeth Robins (C. E. Raimond)
  3. It was a very different risk from that which Messrs. – Benjamin Franklin by John Torrey Morse, Jr.