| make certain(verb, expression, fix, check, determine) |
| make sure(verb, expression, fix, check, determine) |
| peg(verb, fix, check, determine, discover) |
| pick up(verb, expression, fix, check, determine) |
| pick up on(expression, idiom, fix, check, determine) |
| read(verb, fix, check, determine, discover) |
| settle(verb, fix, check, determine, discover) |
| size(verb, fix, check, determine, discover) |
| size up(verb, expression, fix, check, determine) |
| tell(verb, fix, check, determine, discover) |
| ascertain(verb, sure) |
| confirm(verb, fix, determine, discover, divine) |
| determine(verb, fix, check, discover, confirm) |
| divine(verb, fix, check, determine, discover) |
| verify(verb, determine, discover, confirm, divine) |
| check on(expression, determine, divine, double-check) |
| made certain(verb, expression, determine, confirm, divine) |