interfio
Could not find interfiat in Logeion dictionaries.
interfiat Verb: present active subjunctive 3rd singular of interfio
interfīo, fĭĕri, v. interficio init.
inter-fīo, fierī (Passiv zu interficio = interficior), zugrunde gerichtet werden, umkommen, vergehen, Plaut. trin. 532. Lucr. 3, 870.
interfīō, (16) ĭĕrī, pass. de interficio, être détruit : Pl. Trin. 532 ; Lucr. 3, 872.