selfdefined/11ty/_includes/components/table-of-content.njk

<section>
  <nav class="auto-grid list" aria-label="Definitions">
    <ul>
      {% for definition in collections.definitions %}
        {% set renderedName %}
          {{ definition.data.title}}
          {%- if
            definition.data.flag and
            definition.data.flag.type and
            (definition.data.flag.level == 'avoid') -%}
            <span class="flag__red">{{ definition.data.flag.type }}</span>
          {% endif %}
        {% endset %}
        <li>
          {%- if definition.data.defined -%}
            <a
              href={{ definition.data.slug | linkTarget | url }}
              class="word__link"
            >{{ renderedName | safe }}</a>
          {%- else -%}
            {{ renderedName | safe }}
          {% endif %}
        </li>
      {% endfor %}
    </ul>
  </nav>
</section>