| proved(suitable, adequate, competent, capable, fitted) |
| qualified(adjective, suitable, competent, fitted) |
| talented(suitable, adequate, competent, capable, fitted) |
| tested(suitable, adequate, competent, capable, fitted) |
| tried(suitable, adequate, competent, capable, fitted) |
| up to snuff(expression, suitable, adequate, competent, capable) |
| up to speed(expression, suitable, adequate, competent, capable) |
| vet(suitable, adequate, competent, capable, fitted) |
| war-horse(suitable, adequate, competent, capable, fitted) |
| canvassed(verb, questioned) |
| challenged(verb, questioned) |
| contemplated(verb, questioned) |
| cross-examined(verb, questioned) |
| debated(verb, questioned) |
| delved(verb, questioned) |
| disputed(verb, questioned) |
| explored(verb, questioned) |
| inquired(verb, questioned) |
| interpolated(verb, questioned) |
| interrogated(verb, questioned) |