<span class="searchmatch">calefactases</span> second-person singular imperfect subjunctive of calefactar...
<span class="searchmatch">calefactase</span> first/third-person singular imperfect subjunctive of calefactar...
calefactáramos calefactarais calefactaran imperfect (se) <span class="searchmatch">calefactase</span> <span class="searchmatch">calefactases</span> <span class="searchmatch">calefactase</span> calefactásemos calefactaseis calefactasen future1 calefactare...