zamezit šíření nemoci — to prevent the spread of the decease
zamezit jim v hádce — to stop them from the argument
| Present | |
| já | zamezím |
| ty | zamezíš |
| on/ona | zamezí |
| my | zamezíme |
| vy | zamezíte |
| oni | zamezí |
| Past Participles | |
| masculine | zamezil |
| feminine | zamezila |
| neutral | zamezilo |
| plural (anim) | zamezili |
| plural (neut) | zamezila |
| plural (other) | zamezily |
| Imperative | |
| ty | zamez |
| my | zamezme |
| vy | zamezte |