| gutsy(certain, sure, guaranteed) |
| high(certain, sure, guaranteed) |
| hyped-up(adjective, overvalued, overestimated) |
| imperturbable(certain, sure, guaranteed) |
| in fine fettle(expression, idiom, robust, well-built, zappy) |
| in good health(expression, idiom, robust, well-built, zappy) |
| in good shape(expression, idiom, robust, well-built, zappy) |
| in the bag(expression, idiom, certain, sure, guaranteed) |
| in the pink(expression, idiom, robust, well-built, zappy) |
| indubitable(certain, sure, guaranteed) |
| insured(certain, sure, guaranteed) |
| irrefutable(certain, sure, guaranteed) |
| jockstrap(robust, well-built, zappy) |
| lion-hearted(robust, well-built, zappy) |
| made certain(expression, certain, sure, guaranteed) |
| manful(robust, well-built, zappy) |
| manly(robust, well-built, zappy) |
| mighty(vigorous, sturdy, robust, brawny, well-built) |
| multiplied |
| nailed down(expression, certain, sure, guaranteed) |