| confide(verb, certain, confidence, sure) |
| depend upon it(expression, certain, confident, rely) |
| feel certain(expression, certain, confident, rely) |
| feel certain of(expression, certain, sure, confident) |
| feel in bones(expression, certain, sure, confident) |
| figure on(expression, certain, sure, confident) |
| have confidence in(verb, expression, idiom, hold, accept) |
| hold that(expression, certain, sure, confident) |
| know positively that(expression, certain, sure, confident) |
| make no doubt(expression, certain, confident, rely) |
| make no mistake(expression, certain, confident, rely) |
| make sure of(expression, certain, confident, rely) |
| may rest assured(expression, confidence, sure, assure) |
| never fear(expression, certain, confident, rely) |
| place confidence in(expression, idiom, hold, accept, consider) |
| rely upon it(expression, certain, confident, rely) |
| stand assured of(expression, certain, sure, confident) |
| sure enough(expression, certain, confident, rely) |
| take as gospel truth(verb, expression, idiom, hold, accept) |
| that is for sure(expression, confidence, sure, assure) |