<span class="searchmatch">authentifiassent</span> third-person plural imperfect subjunctive of authentifier...
fja.sjɔ̃/ authentifiassiez /ɔ.tɑ̃.ti.fja.sje/ or /o.tɑ̃.ti.fja.sje/ <span class="searchmatch">authentifiassent</span> /ɔ.tɑ̃.ti.fjas/ or /o.tɑ̃.ti.fjas/ (compound tenses) past present subjunctive...