From palinode + -ial. <span class="searchmatch">palinodial</span> (not comparable) Of or pertaining to a palinode, or retraction. 1813, Thomas Jefferson, letter to Madame de Staël Holstein...
mystacial narratorial newspaporial octopusial official operatorial orificial <span class="searchmatch">palinodial</span> panspermial paradisial partnerial pauciennial pentennial peristomial plastidial...