Although occasionally used as a noun <span class="searchmatch">in</span> <span class="searchmatch">isolation</span>, <span class="searchmatch">U</span>:<span class="searchmatch">ko</span>:<span class="searchmatch">uncommon</span> <span class="searchmatch">in</span> <span class="searchmatch">isolation</span> (<span class="searchmatch">U</span>:<span class="searchmatch">ko</span>:<span class="searchmatch">uncommon</span> <span class="searchmatch">in</span> <span class="searchmatch">isolation</span>) is generally encountered as the non-verbal element...
Compare with {{<span class="searchmatch">ko</span>-root of}}. This template was created because many Korean terms (especially Sino-Korean ones) given as normal nouns <span class="searchmatch">in</span> standard dictionaries...