estop, anticipate, avert, bar, debar, deflect, deter, discourage, dishearten, exclude, fend, fend off, forbid, foreclose, forestall, help, keep from, keep...
This is <span class="searchmatch">Moby</span> <span class="searchmatch">Thesaurus</span> <span class="searchmatch">II</span>, a public domain <span class="searchmatch">thesaurus</span>....