Update index.html

index.html

@@ -14364,7 +14364,7 @@ <h4 id=att-popovertarget>`popovertarget`</h4>
         <ul>
           <li>The element's `popovertargetaction` attribute value is "`hide`"</li>
           <li>The associated popover element is the next immediate accessibility sibling to the invoking element,</li>
-          <li>The element's `popovertargetaction` attribute is the "`auto`" state and the element is a descendant of the `popover` it is associatd with.</li>
+          <li>The element's `popovertargetaction` attribute is the "`auto`" state and the element is a descendant of the `popover` it is associated with.</li>
           <!-- accessibility sibling will be defined in the ARIA specification -->
         </ul>
       </td>