gamble on (?.)
- aller sans dire
- bank on
- be axiomatic
- be certain
- be confident
- bet on
- calculate on
- chance
- chance it
- count on
- depend on
- doubt not
- feel sure
- go without saying
- have no doubt
- hazard
- just know
- know
- know for certain
- lean on
- place reliance on
- reckon on
- rely on
- rely on fortune
- rely upon
- repose on
- rest assured
- rest on
- risk
- run a chance
- run the risk
- set at hazard
- swear by
- take a chance
- take a flier
- take chances
- tempt fortune
- trust to
- trust to chance
- try the chance
- venture
- wager