un- + authenticate. <span class="searchmatch">unauthenticate</span> (third-person singular simple present <span class="searchmatch">unauthenticates</span>, present participle <span class="searchmatch">unauthenticating</span>, simple past and past...
<span class="searchmatch">unauthenticating</span> present participle and gerund of <span class="searchmatch">unauthenticate</span>...
<span class="searchmatch">unauthenticates</span> third-person singular simple present indicative of <span class="searchmatch">unauthenticate</span>...
unadapt unadd unadopt unadvise unaffect unalias unapply unarchive unarm <span class="searchmatch">unauthenticate</span> unauthorize unban unbase unbear unbeard unbenumb unbind unbite unblur...