From un- + fallacious. <span class="searchmatch">unfallacious</span> (comparative more <span class="searchmatch">unfallacious</span>, superlative most <span class="searchmatch">unfallacious</span>) Not fallacious....
From <span class="searchmatch">unfallacious</span> + -ly. <span class="searchmatch">unfallaciously</span> (comparative more <span class="searchmatch">unfallaciously</span>, superlative most <span class="searchmatch">unfallaciously</span>) In an <span class="searchmatch">unfallacious</span> manner....
mendacious, misdirective fallaciously fallaciousness nonfallacious <span class="searchmatch">unfallacious</span> fail failure fallacy fallibilism fallibilist fallibility fallible false...