From inter- + participant. <span class="searchmatch">interparticipant</span> (not comparable) Between participants....
From intra- + participant. intraparticipant (not comparable) Of a single participant. intraparticipant accuracy in an experiment <span class="searchmatch">interparticipant</span>...
interparental interparish interparliament interparliamentary interparochial <span class="searchmatch">interparticipant</span> interpartner interparty interpathologist interpatient interpersonal...