<span class="searchmatch">preproceso</span> first-person singular present indicative of preprocesar...
<span class="searchmatch">preprocesó</span> third-person singular preterite indicative of preprocesar...
Syllabification: pre‧pro‧ce‧sar preprocesar (first-person singular present <span class="searchmatch">preproceso</span>, first-person singular preterite preprocesé, past participle preprocesado)...