From un- + erroneous. <span class="searchmatch">unerroneous</span> (comparative more <span class="searchmatch">unerroneous</span>, superlative most <span class="searchmatch">unerroneous</span>) Not erroneous....
From <span class="searchmatch">unerroneous</span> + -ly. <span class="searchmatch">unerroneously</span> (comparative more <span class="searchmatch">unerroneously</span>, superlative most <span class="searchmatch">unerroneously</span>) In an <span class="searchmatch">unerroneous</span> manner....
the law): errorless erroneity erroneously erroneousness nonerroneous <span class="searchmatch">unerroneous</span> with nouns erroneous impression erroneous assumption erroneous belief...