Ekoti
...that a large portion of the vocabulary of the coastal Mozambiquean language Ekoti derives from a past variety of Swahili?
...that a large portion of the vocabulary of the coastal <a href="./Mozambique" id="mwBV8" rel="mw:WikiLink" title="Mozambique">Mozambiquean</a> language <b id="mwBWA"><a class="mw-redirect" href="./Ekoti_language" id="mwBWE" rel="mw:WikiLink" title="Ekoti language">Ekoti</a></b> derives from a past variety of <a href="./Swahili_language" id="mwBWI" rel="mw:WikiLink" title="Swahili language">Swahili</a>?