r them, or to apply stemming, the <code>processTerm</code> option
can be used. The <code>processTerm</code> function should return the processed term as a
string, or a falsy value if the term should be discarded:</p>
<pre><code class="language-javascript"><span class="hl-5">let</span><span class="hl-1"> </span><span class="hl-0">stopWords</span><span class="hl-1"> = </span><span class="hl-5">new</span><span class="hl-1"> </span><span class="hl-7">Set</span><span class="hl-1">([</span><span class="hl-4">&#39