<span class="searchmatch">diffiniste</span> inflection of diffinire: second-person plural past historic second-person plural imperfect subjunctive...
diffinivàte diffinìvano past historic diffinìi diffinìsti diffinì diffinìmmo <span class="searchmatch">diffinìste</span> diffinìrono future diffinirò diffinirài diffinirà diffinirémo diffiniréte...